1 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4 (register_mixssei387nonimm_operand): Remove predicate.
5 * config/i386/i386.md (*fop_<mode>_comm): Merge from
6 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8 for TARGET_MIX_SSE_I387 alternatives.
9 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
10 Disable unsupported alternatives using "enabled" attribute. Use
11 nonimm_ssenomem_operand as operand 1 predicate. Also check
12 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
13 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
14 (register_mixssei387nonimm_operand): Remove predicate.
16 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18 * tree.c (cst_and_fits_in_hwi): Simplify.
20 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
22 * tree.h (wi::to_wide): New function.
23 * expr.c (expand_expr_real_1): Use wi::to_wide.
24 * fold-const.c (int_const_binop_1): Likewise.
25 (extract_muldiv_1): Likewise.
27 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
29 * wide-int.h: Update offset_int and widest_int documentation.
30 (WI_SIGNED_SHIFT_RESULT): New macro.
31 (wi::binary_shift): Define signed_shift_result_type for
32 shifts on offset_int- and widest_int-like types.
33 (generic_wide_int): Support <<= and >>= if << and >> are supported.
34 * tree.h (int_bit_position): Use shift operators instead of wi::
36 * alias.c (adjust_offset_for_component_ref): Likewise.
37 * expr.c (get_inner_reference): Likewise.
38 * fold-const.c (fold_comparison): Likewise.
39 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
40 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
41 * tree-dfa.c (get_ref_base_and_extent): Likewise.
42 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
43 (stmt_kills_ref_p): Likewise.
44 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
45 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
46 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
47 (ao_ref_init_from_vn_reference): Likewise.
49 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
51 * wide-int.h: Update offset_int and widest_int documentation.
52 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
53 (wi::binary_traits): Allow ordered comparisons between offset_int and
54 offset_int, between widest_int and widest_int, and between either
55 of these types and basic C types.
56 (operator <, <=, >, >=): Define for the same combinations.
57 * tree.h (tree_int_cst_lt): Use comparison operators instead
59 (tree_int_cst_le): Likewise.
60 * gimple-fold.c (fold_array_ctor_reference): Likewise.
61 (fold_nonarray_ctor_reference): Likewise.
62 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
63 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
64 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
65 * tree-sra.c (completely_scalarize): Likewise.
66 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
67 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
68 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
69 (check_for_binary_op_overflow): Likewise.
70 (search_for_addr_array): Likewise.
71 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
73 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
75 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
76 (arc_save_restore): Likewise.
77 (arc_dwarf_register_span): Likewise.
78 (arc_output_pic_addr_const): Initialize suffix variable.
80 2016-05-02 Martin Liska <mliska@suse.cz>
82 * symbol-summary.h (function_summary::function_summary):
83 Remove checking assert for all cgraph nodes.
84 (function_summary::get): Check summary_uid.
85 (symtab_insertion): Check summary_uid.
87 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
89 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
90 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
92 (arc_dwarf_register_span): Remove enum keyword.
93 (compact_memory_operand_p): New function.
94 * config/arc/arc.h (reg_class): Add code density register classes.
95 (REG_CLASS_NAMES): Likewise.
96 (REG_CLASS_CONTENTS): Likewise.
97 * config/arc/arc.md (*movqi_insn): Add code density instructions.
98 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
99 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
100 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
101 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
103 (h, Rcd, Rsd, Rzd): New register constraints.
104 (T): Use compact_memory_operand_p function.
105 * config/arc/predicates.md (compact_load_memory_operand): Remove.
107 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
109 * config/sh/sh.md (*negnegt, *movtt): Remove.
111 2016-05-02 Marek Polacek <polacek@redhat.com>
112 Tom de Vries <tom@codesourcery.com>
114 PR tree-optimization/70700
115 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
116 bigger than FIRST_REF_NODE.
118 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
121 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
123 (prepare_cbranch_operands): Don't use scratch register. Assume that
124 function is used when pseudos can be created.
125 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
126 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
127 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
128 define_expand. Allow it only when pseudos can be created.
129 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
131 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/constraints.md (BC): Only allow -1 operands.
134 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
135 Add "enabled" attribute. Update XI mode attribute calculation.
136 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
137 (*movoi_internal_avx): Update XI mode attribute calculation.
138 (*movti_internal): Ditto.
140 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
142 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
143 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
145 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
147 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
148 statement on instruction code. Remove trailing spaces.
149 (altivec_expand_stv_builtin): Likewise.
151 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
153 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
154 (TARGET_FPU_DOUBLE): Simplify.
155 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
156 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
157 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
158 with 'TARGET_FPU_DOUBLE'.
159 * config/sh/sh.md: Likewise.
161 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
163 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
164 SH_DIV_STR_FOR_SIZE): Remove.
165 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
166 SH_DIV_STR_FOR_SIZE): Remove.
168 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
170 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
171 logical_reg_operand): Delete.
172 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
173 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
174 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
175 match_operand and match_test.
176 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
177 variables on their first use. Return bool values.
178 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
179 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
180 arith_reg_operand for input operand. Remove empty constraints.
182 (*xorsi3_compact): Rename to xorsi3.
183 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
184 (*zero_extend<mode>si2_disp_mem): Update comment.
187 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
189 * config/sh/t-sh: Remove SH5 support.
190 * config.gcc: Likewise.
191 * configure: Likewise.
193 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
195 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
197 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
199 * config/sh/sh.c (register_sh_passes, sh_option_override,
200 sh_print_operand, prepare_move_operands,
201 sh_can_follow_jump): Remove TARGET_SH1 checks.
202 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
203 PROMOTE_MODE): Likewise.
204 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
207 2016-04-30 Alan Modra <amodra@gmail.com>
209 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
210 restoring when fixed_reg_p, but allow out-of-line or stmw save.
211 Check for user regs later to avoid unnecessary looping over regs.
212 Merge user reg check with non-saved reg check. Don't force
213 inline VR restore when static chain used.
214 (rs6000_frame_related): Omit eh_frame info for user regs when
216 (fixed_regs_p): Delete.
218 2016-04-30 Alan Modra <amodra@gmail.com>
220 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
221 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
224 2016-04-30 Alan Modra <amodra@gmail.com>
227 * config/rs6000/rs6000.c (fixed_reg_p): New function.
228 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
231 2016-04-30 Alan Modra <amodra@gmail.com>
233 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
234 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
235 flag_pic test for Darwin.
237 2016-04-30 Alan Modra <amodra@gmail.com>
239 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
241 (REG_FREQ_CALLS_CROSSED): Delete.
242 (REG_N_THROWING_CALLS_CROSSED): Delete.
243 * regstat.c (regstat_bb_compute_ri): Don't calculate
244 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
245 (dump_reg_info): Don't print call cross frequency.
246 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
247 and REG_N_THROWING_CALLS_CROSSED.
249 2016-04-30 Alan Modra <amodra@gmail.com>
251 * regs.h (struct reg_info_t): Delete live_length.
252 (REG_LIVE_LENGTH): Delete macro.
253 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
254 local_live, local_processed and local_live_last_luid params.
255 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
257 (regstat_compute_ri): Adjust for above. Don't set
259 (dump_reg_info): Don't print live length.
260 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
261 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
262 Localize loop_depth var.
264 2016-04-30 Alan Modra <amodra@gmail.com>
266 * ira.c (enum valid_equiv): New.
267 (validate_equiv_mem): Return enum.
268 (update_equiv_mem): Create replacement in more cases.
269 (add_store_equivs): Update validate_equiv_mem call.
271 2016-04-30 Alan Modra <amodra@gmail.com>
273 * ira.c (combine_and_move_insns): Rather than scanning insns,
274 use DF infrastucture to find use and def insns.
276 2016-04-30 Alan Modra <amodra@gmail.com>
278 ira.c (combine_and_move_insns): Move invariant conditions..
279 (ira.c): ..to here. Call combine_and_move_insns before
280 add_store_equivs. Call grow_reg_equivs later. Allocate
281 req_equiv later using max_reg_num() rather than global max_regno.
282 (contains_replace_regs): Delete.
283 (add_store_equivs): Remove contains_replace_regs test.
285 2016-04-30 Alan Modra <amodra@gmail.com>
287 * ira.c (struct equiv_mem_data): New.
288 (equiv_mem, equiv_mem_modified): Delete static vars.
289 (validate_equiv_mem_from_store): Use "data" param to communicate..
290 (validate_equiv_mem): ..from here.
292 2016-04-30 Alan Modra <amodra@gmail.com>
294 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
296 (update_reg_equivs): ..here. Move allocation and freeing of
297 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
298 end_alias_analysis to..
301 2016-04-30 Alan Modra <amodra@gmail.com>
303 * ira.c (pdx_subregs): Delete.
304 (struct equivalence): Add pdx_subregs field.
305 (set_paradoxical_subreg): Remove pdx_subregs param. Update
307 (update_equiv_regs): Don't create or free pdx_subregs. Update
310 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
312 * config/rs6000/altivec.h: Change definitions of vec_xl and
314 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
315 (LD_ELEMREV_V2DI): New.
316 (LD_ELEMREV_V4SF): New.
317 (LD_ELEMREV_V4SI): New.
318 (LD_ELEMREV_V8HI): New.
319 (LD_ELEMREV_V16QI): New.
320 (ST_ELEMREV_V2DF): New.
321 (ST_ELEMREV_V2DI): New.
322 (ST_ELEMREV_V4SF): New.
323 (ST_ELEMREV_V4SI): New.
324 (ST_ELEMREV_V8HI): New.
325 (ST_ELEMREV_V16QI): New.
328 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
329 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
330 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
331 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
332 (altivec_expand_builtin): Add handling for
333 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
334 (rs6000_invalid_builtin): Add error-checking for
335 RS6000_BTM_P9_VECTOR.
336 (altivec_init_builtins): Define builtins used to implement vec_xl
338 (rs6000_builtin_mask_names): Define power9-vector.
339 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
340 (RS6000_BTM_P9_VECTOR): Define.
341 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
342 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
343 (vsx_ld_elemrev_v2df): Likewise.
344 (vsx_ld_elemrev_v4sf): Likewise.
345 (vsx_ld_elemrev_v4si): Likewise.
346 (vsx_ld_elemrev_v8hi): Likewise.
347 (vsx_ld_elemrev_v16qi): Likewise.
348 (vsx_st_elemrev_v2df): Likewise.
349 (vsx_st_elemrev_v2di): Likewise.
350 (vsx_st_elemrev_v4sf): Likewise.
351 (vsx_st_elemrev_v4si): Likewise.
352 (vsx_st_elemrev_v8hi): Likewise.
353 (vsx_st_elemrev_v16qi): Likewise.
354 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
357 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
359 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
361 (simplify_control_stmt_condition_1): ... here. Recurse into
362 BIT_AND_EXPRs and BIT_IOR_EXPRs.
364 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
367 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
368 (zero_extendqi<mode>2_dot): Revert earlier conversion from
369 define_insn_and_split to define_insn.
370 (zero_extendqi<mode>2_dot2): Same.
371 (extendqi<mode>2_dot): Same.
372 (extendqi<mode>2_dot2): Same.
374 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
376 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
377 (probe_stack): New expander.
378 (probe_stack_<mode>): New insn pattern.
380 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
382 * config/i386/i386.md
383 (operations with memory inputs setting flags peephole2):
384 Remove uneeded REG_P checks. Cleanup pattern generation.
386 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
388 * tree-vect-loop.c (vect_transform_loop): Fix
389 nb_iterations_upper_bound computation for vectorized loop.
391 2016-04-29 Marek Polacek <polacek@redhat.com>
392 Jakub Jelinek <jakub@redhat.com>
395 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
396 TARGET_EXPR_SLOT as a base.
398 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
400 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
401 with 'rCm2' constraints to limit possible immediate size.
402 (*load_zeroextendqisi_update): Likewise.
403 (*load_signextendqisi_update): Likewise.
404 (*loadhi_update): Likewise.
405 (*load_zeroextendhisi_update): Likewise.
406 (*load_signextendhisi_update): Likewise.
407 (*loadsi_update): Likewise.
408 (*loadsf_update): Likewise.
410 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/predicates.md (constm1_operand): Fix comparison.
414 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
416 * testsuite/gcc.target/arc/ieee_eq.c: New test.
418 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
420 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
421 remaining SH5 related settings.
422 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
423 shmedia_prepare_call_address): Delete.
424 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
425 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
426 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
427 UNSUPPORTED_SH2A): Remove m5 checks.
428 (sh_divide_strategy_e): Remove SH5 division strategies.
429 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
430 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
432 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
434 * config/s390/s390.c (s390_rtx_costs): Update documentation.
436 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
438 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
439 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
441 * config/s390/vector.md ("mov<mode>"): Likewise.
443 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
445 * config/s390/constraints.md ("U", "W"): Invoke
446 s390_mem_constraint with "ZR" and "ZT".
447 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
448 addresses when using LRA. Accept also short displacements for S
449 and T constraints. Do not check for long displacement target for
451 (s390_mem_constraint): Remove handling of U and W constraints.
452 * config/s390/s390.md (various patterns): Remove the short
453 displacement constraints (Q and R) if a long displacement
454 constraint is present. Add longdisp as required CPU capability.
455 * config/s390/vector.md: Likewise.
456 * config/s390/vx-builtins.md: Likewise.
458 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
461 * reload1.c (reload): Call finish_spills before
462 restarting reload loop. Skip select_reload_regs
463 if update_eliminables_and_spill returns true.
465 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
467 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
468 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
469 (umulhisi3_imm): Update predicates and constraint letters.
470 (umulhisi3_reg): Declare instruction as commutative.
471 * config/arc/constraints.md (J12, J16): New constraints.
472 * config/arc/predicates.md (short_unsigned_const_operand): New
474 (arc_short_operand): Likewise.
475 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
477 2016-04-29 Richard Biener <rguenther@suse.de>
479 PR tree-optimization/13962
480 PR tree-optimization/65686
481 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
482 * tree-ssa-alias.c (ptrs_compare_unequal): New function
483 using PTA to compare pointers.
484 * match.pd: Add pattern for pointer equality compare simplification
485 using ptrs_compare_unequal.
487 2016-04-29 Richard Biener <rguenther@suse.de>
489 * stor-layout.c (layout_type): Do not build a pointer-to-element
492 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
495 Use SWI mode iterator. Use general_reg_operand predicate.
496 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
497 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
500 2016-04-29 Jakub Jelinek <jakub@redhat.com>
503 * fold-const.c (operand_equal_p): Don't verify hash value equality
505 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
508 2016-04-28 Jakub Jelinek <jakub@redhat.com>
511 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
512 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
513 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
514 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
515 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
517 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
519 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
520 to info. Don't initialize separate fields to 0. Clean up
523 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.md (peephole2s for operations with memory inputs):
526 Use SWI mode iterator.
527 (peephole2s for operations with memory outputs): Ditto.
528 Do not check for stack checking probe.
530 (probe_stack): Remove expander.
532 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
533 Andrew Burgess <andrew.burgess@embecosm.com>
535 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
538 2016-04-28 Jason Merrill <jason@redhat.com>
540 * gdbinit.in: Skip line-map.h.
542 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
543 Andrew Burgess <andrew.burgess@embecosm.com>
545 * config/arc/arc.c (arc_conditional_register_usage): Take
546 TARGET_RRQ_CLASS into account.
547 (arc_print_operand): Support printing 'p' and 's' operands.
548 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
550 (TARGET_RRQ_CLASS): Define.
551 (IS_POWEROF2_OR_0_P): Define.
552 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
554 (*tst_movb): New define_insn.
555 (*tst): Avoid recognition if it could prevent '*tst_movb'
556 combination; replace c/CnL with c/Chs alternative.
557 (*tst_bitfield_tst): New define_insn.
558 (*tst_bitfield_asr): New define_insn.
559 (*tst_bitfield): New define_insn.
560 (andsi3_i): Add Rrq variant.
561 (extzv): New define_expand.
562 (insv): New define_expand.
563 (*insv_i): New define_insn.
564 (*movb): New define_insn.
565 (*movb_signed): New define_insn.
566 (*movb_high): New define_insn.
567 (*movb_high_signed): New define_insn.
568 (*movb_high_signed + 1): New define_split pattern.
569 (*mrgb): New define_insn.
570 (*mrgb + 1): New define_peephole2 pattern.
571 (*mrgb + 2): New define_peephole2 pattern.
572 * config/arc/arc.opt (mbitops): New option for nps400, uses
573 TARGET_NPS_BITOPS_DEFAULT.
574 * config/arc/constraints.md (q): Make register class conditional.
575 (Rrq): New register constraint.
576 (Chs): New constraint.
577 (Clo): New constraint.
578 (Chi): New constraint.
579 (Cbf): New constraint.
580 (Cbn): New constraint.
581 (C18): New constraint.
582 (Cbi): New constraint.
584 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
586 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
588 (bitmap_intersection_of_preds): Ditto.
589 (bitmap_union_of_succs): Ditto.
590 (bitmap_union_of_preds): Ditto.
591 * sbitmap.c (do_popcount): Delete.
592 (BITMAP_DEBUGGING): Delete.
593 (sbitmap_verify_popcount): Delete.
594 (sbitmap_alloc): Don't initialize the popcount field.
595 (sbitmap_alloc_with_popcount): Delete.
596 (sbitmap_resize): Don't resize the popcount array.
597 (sbitmap_vector_alloc): Don't initialize the popcount field.
598 (bitmap_copy): Don't copy the popcount array.
599 (bitmap_clear): Don't clear the popcount array.
600 (bitmap_clear): Delete the popcount array handling.
601 (bitmap_ior_and_compl): Delete the popcount assert.
603 (bitmap_and_compl): Ditto.
604 (bitmap_and): Delete the popcount array handling.
607 (bitmap_or_and): Delete the popcount assert.
608 (bitmap_and_or): Ditto.
609 (popcount_table): Delete.
610 (sbitmap_elt_popcount): Delete.
611 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
612 (bitmap_set_bit): Delete the popcount assert.
613 (bitmap_clear_bit): Ditto.
614 (sbitmap_free): Don't free the popcount array.
615 (sbitmap_alloc_with_popcount): Delete declaration.
616 (sbitmap_popcount): Ditto.
618 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
619 Andrew Burgess <andrew.burgess@embecosm.com>
621 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
622 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
623 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
624 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
625 * config/arc/arc.opt (mcmem): New option.
626 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
627 supply length for r/m alternative.
628 (*extendqisi2_ac): Likewise.
629 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
631 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
632 (movhi_insn): Likewise.
633 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
634 (*zero_extendqihi2_i): Add r/Ucm alternative.
635 (*zero_extendqisi2_ac): Likewise.
636 (*zero_extendhisi2_i): Likewise.
637 * config/arc/constraints.md (Uex): New memory constraint.
638 (Ucm): New define_constraint.
639 * config/arc/predicates.md (long_immediate_loadstore_operand):
640 Return 0 for MEM with cmem_address address.
641 (cmem_address_0): New predicates.
642 (cmem_address_1): Likewise.
643 (cmem_address_2): Likewise.
644 (cmem_address): Likewise.
646 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
648 * config/rs6000/rs6000.c (machine_function): Rename
649 insn_chain_scanned_p to spe_insn_chain_scanned_p.
650 (rs6000_stack_info): Adjust.
652 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
653 Andrew Burgess <andrew.burgess@embecosm.com>
655 * config/arc/constraints.md (Usd): Convert to define_constraint.
659 2016-04-28 Jakub Jelinek <jakub@redhat.com>
662 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
663 Add new peephole2 where the first insn is *mov<mode>_or instead of
666 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
668 * tracer.c (bb_seen): Make static.
670 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
672 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
673 support, setup defaults.
674 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
675 * config/arc/arc.c (arc_init): Add NPS400 support.
676 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
677 (TARGET_ARC700): NPS400 is also an ARC700.
678 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
680 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
683 * config/nds32/nds32.md (casesi): Don't access the operands array
686 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
689 (or $-1,reg peephole2): Ditto.
690 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
692 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
694 * doc/extend.texi (Common Function Attributes) [optimize]:
695 Discourage use of the optimize attribute.
697 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
699 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
700 special case builtin.
701 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
702 ALTIVEC_BUILTIN_VEC_ADDE.
703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
704 support for ALTIVEC_BUILTIN_VEC_ADDE.
705 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
706 for __builtin_vec_adde.
708 2016-04-28 Jakub Jelinek <jakub@redhat.com>
710 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
711 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
713 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
716 * doc/sourcebuild.texi (Effective-Target Keywords, Other
717 attributes): Document cilkplus_runtime.
719 2016-04-28 Martin Jambor <mjambor@suse.cz>
721 * tree-cfg.c (verify_expr): Verify that local declarations belong to
722 this function. Call verify_expr on MEM_REFs and bases of other
725 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
727 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
728 for WORD_REGISTER_OPERATIONS to runtime check.
730 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
732 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
734 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
736 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
737 big-endian compilation.
738 * config/arc/arc.md (addf3): Likewise.
742 2016-04-28 Richard Biener <rguenther@suse.de>
744 PR tree-optimization/70840
745 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
746 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
747 Mark x * pow(x,c) -> pow(x,c+1) commutative.
748 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
750 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
752 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
753 and explain why in a comment.
755 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
757 * config/arc/arc.md (cpu_facility): Add fpx variant.
758 (subdf3): Prohibit use reverse sub when assist operations option
760 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
761 instructions only when FPX is enabled.
762 * testsuite/gcc.target/arc/trsub.c: New test.
764 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
766 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
767 mult_operator when calculating "type" attribute.
768 (*fop_<mode>_1_i387): Ditto.
769 (*fop_xf_1_i387): Ditto.
770 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
771 Use std::swap to swap operands. Use RTL expressions to generate
774 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
775 Joern Rennecke <joern.rennecke@embecosm.com>
777 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
779 (emit_pic_move): Remove.
780 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
781 * config/arc/arc.c (emit_pic_move): Removed.
782 (TARGET_HAVE_TLS): Define.
783 (arc_conditional_register_usage): Test for arc_tp_regno.
784 (arc_print_operand, arc_print_operand_address): Handle TLS
786 (arc_needs_pcl_p): New function.
787 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
788 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
789 (arc_raw_symbolic_reference_mentioned_p): Likewise.
790 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
791 (arc_legitimize_tls_address): Likewise.
792 (DTPOFF_ZERO_SYM): Define.
793 (arc_legitimize_pic_address): Make it static, handle TLS cases.
794 (arc_output_pic_addr_const): Print TLS unspecs.
795 (prepare_pic_move): New function, replaces emit_pic_move.
796 (arc_legitimate_constant_p): Handle TLS unspecs.
797 (arc_legitimate_address_p): Likewise.
798 (arc_rewrite_small_data_p): Use assert for TLS constants.
799 (prepare_move_operands): Use prepare_pic_move.
800 (arc_legitimize_address): Legitimize tls addresses.
801 (arc_epilogue_uses): Check for arc_tp_regno.
802 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
803 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
805 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
807 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
808 %(arc_tls_extra_start_spec).
809 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
810 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
812 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
813 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
814 (UNSPEC_TLS_OFF): Add.
816 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
817 (get_thread_pointersi): New patterns.
818 * config/arc/arc.opt (mtp-regno): New option.
819 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
820 (move_dest_operand): Likewise.
821 * configure: Regenerate.
822 * configure.ac: Add arc*-*-* case to test for tls.
823 * doc/invoke.texi (ARC options): Document mtp-regno.
825 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
827 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
828 the new ARC HS SIMD instructions.
829 (arc_preferred_simd_mode): New function.
830 (arc_autovectorize_vector_sizes): Likewise.
831 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
832 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
833 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
834 (arc_init_builtins): Add new SIMD builtin types.
835 (arc_split_move): Handle 64 bit vector moves.
836 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
837 (TARGET_PLUS_QMACW): Define.
838 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
839 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
840 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
841 (VSUBADD4H): New builtins.
842 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
843 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
845 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
846 Matthias Klose <doko@debian.org>
848 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
850 2016-04-28 Richard Biener <rguenther@suse.de>
853 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
856 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
858 * common/config/sh/sh-common.c: Remove SH5 support.
859 * config/sh/constraints.md: Likewise.
860 * config/sh/config/sh/elf.h: Likewise.
861 * config/sh/linux.h: Likewise.
862 * config/sh/netbsd-elf.h: Likewise.
863 * config/sh/predicates.md: Likewise.
864 * config/sh/sh-c.c: Likewise.
865 * config/sh/sh-protos.h: Likewise.
866 * config/sh/sh.c: Likewise.
867 * config/sh/sh.h: Likewise.
868 * config/sh/sh.md: Likewise.
869 * config/sh/sh.opt: Likewise.
870 * config/sh/sync.md: Likewise.
871 * config/sh/sh64.h: Delete.
872 * config/sh/shmedia.h: Likewise.
873 * config/sh/shmedia.md: Likewise.
874 * config/sh/sshmedia.h: Likewise.
875 * config/sh/t-netbsd-sh5-64: Likewise.
876 * config/sh/t-sh64: Likewise.
877 * config/sh/ushmedia.h: Likewise.
879 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
881 * config/i386/i386.md (sign_extend to memory peephole2s): Use
882 general_reg_operand instead of register_operand predicate.
884 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
886 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
888 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
890 * match.pd (A - B > A, A + B < A): New transformations.
892 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
894 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
895 which defaults to true. Emit an outer pair of parentheses only if
896 EMIT_PARENS. When continuing a chain of && or || (or & or |),
897 don't emit parentheses for the right-hand operand.
899 2016-04-27 Jeff Law <law@redhat.com>
901 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
903 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
905 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
906 (altivec_lvx_<mode>_internal): Document.
907 (altivec_lvx_<mode>_2op): New define_insn.
908 (altivec_lvx_<mode>_1op): Likewise.
909 (altivec_lvx_<mode>_2op_si): Likewise.
910 (altivec_lvx_<mode>_1op_si): Likewise.
911 (altivec_stvx_<mode>): Remove.
912 (altivec_stvx_<mode>_internal): Document.
913 (altivec_stvx_<mode>_2op): New define_insn.
914 (altivec_stvx_<mode>_1op): Likewise.
915 (altivec_stvx_<mode>_2op_si): Likewise.
916 (altivec_stvx_<mode>_1op_si): Likewise.
917 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
918 Expand vec_ld and vec_st during parsing.
919 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
921 (altivec_expand_stvx_be): Likewise.
922 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
923 address-masking behavior in RTL.
924 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
925 address-masking behavior in RTL.
926 (altivec_expand_builtin): Change builtin code arguments for calls
927 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
928 (insn_is_swappable_p): Avoid incorrect swap optimization in the
929 presence of lvx/stvx patterns.
930 (alignment_with_canonical_addr): New function.
931 (alignment_mask): Likewise.
932 (find_alignment_op): Likewise.
933 (recombine_lvx_pattern): Likewise.
934 (recombine_stvx_pattern): Likewise.
935 (recombine_lvx_stvx_patterns): Likewise.
936 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
937 stvx patterns from expand.
938 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
940 (vector_altivec_store_<mode>): Likewise.
942 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
944 * config/aarch64/aarch64.md
945 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
946 remove the "fp" attributes.
947 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
948 add the "simd" attributes.
949 (*movdf_aarch64): Likewise.
950 (*movtf_aarch64): Remove the "fp" attributes.
951 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
952 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
954 2016-04-27 David Malcolm <dmalcolm@redhat.com>
956 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
957 rtx to rtx_code_label *.
958 * rtl.h (maybe_set_first_label_num): Likewise.
960 2016-04-27 David Malcolm <dmalcolm@redhat.com>
962 * df-core.c (df_add_problem): Make the problem param be const.
963 (df_remove_problem): Make local "problem" be const.
964 * df-problems.c (problem_RD): Make const.
965 (problem_LR): Likewise.
966 (problem_LIVE): Likewise.
967 (problem_MIR): Likewise.
968 (problem_CHAIN): Likewise.
969 (problem_WORD_LR): Likewise.
970 (problem_NOTE): Likewise.
971 (problem_MD): Likewise.
972 * df-scan.c (problem_SCAN): Likewise.
973 * df.h (struct df_problem): Make field "dependent_problem" be
975 (struct dataflow): Likewise for field "problem".
976 (df_add_problem): Make param const.
978 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
981 inter-unit moves to/from vector registers are enabled. Do not disable
984 2016-04-27 David Malcolm <dmalcolm@redhat.com>
986 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
987 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
989 (enum df_problem_id): ...this new enum.
990 (struct df_problem): Convert field "id" from "int" to
993 2016-04-27 David Malcolm <dmalcolm@redhat.com>
995 * rtl.def: Update comment for "things in the instruction chain" to
996 reflect the removal of the leading "i" field for INSN_UID in
997 r210360. Fix bogus apostrophe.
999 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.md
1002 (lea arith with mem operand + setcc peephole2): Set operator mode.
1004 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
1007 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
1008 (dimode_scalar_to_vector_candidate_p): This.
1009 (timode_scalar_to_vector_candidate_p): New function.
1010 (scalar_to_vector_candidate_p): Likewise.
1011 (timode_check_non_convertible_regs): Likewise.
1012 (timode_remove_non_convertible_regs): Likewise.
1013 (remove_non_convertible_regs): Likewise.
1014 (remove_non_convertible_regs): Renamed to ...
1015 (dimode_remove_non_convertible_regs): This.
1016 (scalar_chain::~scalar_chain): Make it virtual.
1017 (scalar_chain::compute_convert_gain): Make it pure virtual.
1018 (scalar_chain::mark_dual_mode_def): Likewise.
1019 (scalar_chain::convert_insn): Likewise.
1020 (scalar_chain::convert_registers): Likewise.
1021 (scalar_chain::add_to_queue): Make it protected.
1022 (scalar_chain::emit_conversion_insns): Likewise.
1023 (scalar_chain::replace_with_subreg): Likewise.
1024 (scalar_chain::replace_with_subreg_in_insn): Likewise.
1025 (scalar_chain::convert_op): Likewise.
1026 (scalar_chain::convert_reg): Likewise.
1027 (scalar_chain::make_vector_copies): Likewise.
1028 (scalar_chain::convert_registers): New pure virtual function.
1029 (class dimode_scalar_chain): New class.
1030 (class timode_scalar_chain): Likewise.
1031 (scalar_chain::mark_dual_mode_def): Renamed to ...
1032 (dimode_scalar_chain::mark_dual_mode_def): This.
1033 (timode_scalar_chain::mark_dual_mode_def): New function.
1034 (timode_scalar_chain::convert_insn): Likewise.
1035 (dimode_scalar_chain::convert_registers): Likewise.
1036 (scalar_chain::compute_convert_gain): Renamed to ...
1037 (dimode_scalar_chain::compute_convert_gain): This.
1038 (scalar_chain::replace_with_subreg): Renamed to ...
1039 (dimode_scalar_chain::replace_with_subreg): This.
1040 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
1041 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
1042 (scalar_chain::make_vector_copies): Renamed to ...
1043 (dimode_scalar_chain::make_vector_copies): This.
1044 (scalar_chain::convert_reg): Renamed to ...
1045 (dimode_scalar_chain::convert_reg ): This.
1046 (scalar_chain::convert_op): Renamed to ...
1047 (dimode_scalar_chain::convert_op): This.
1048 (scalar_chain::convert_insn): Renamed to ...
1049 (dimode_scalar_chain::convert_insn): This.
1050 (scalar_chain::convert): Call convert_registers.
1051 (convert_scalars_to_vector): Change to scalar_chain pointer to
1052 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
1053 in 32-bit mode. Delete scalar_chain pointer. Call
1054 free_dominance_info in 64-bit mode.
1055 (pass_stv::gate): Remove TARGET_64BIT check.
1056 (ix86_option_override): Put the 64-bit STV pass before the CSE
1059 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
1061 * dwarf2out.h (struct dw_loc_descr_node): Remove the
1062 dw_loc_frame_offset field.
1063 * dwarf2out.c (new_loc_descr): Likewise.
1064 (resolve_args_picking_1): Turn the VISITED hash set into a
1065 FRAME_OFFSET hash map. Use it to associate a frame offset to
1066 visited nodes. Remove uses of the CHECKING_P macro.
1067 (resolve_args_picking): Update call to resolve_args_picking_1.
1069 2016-04-27 Martin Liska <mliska@suse.cz>
1071 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
1072 (free_loop_data): Release vuses of groups.
1074 2016-04-27 Bin Cheng <bin.cheng@arm.com>
1076 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
1077 instead of redundant use_id and boolean have_use_for.
1078 (struct iv_use): Change sub_id into group_id. Remove field next.
1079 Move fields: related_cands, n_map_members, cost_map and selected
1081 (struct iv_group): ... here. New structure.
1082 (struct iv_common_cand): Use structure declaration directly.
1083 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
1084 (MAX_CONSIDERED_USES): Rename macro to ...
1085 (MAX_CONSIDERED_GROUPS): ... here.
1086 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
1087 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
1088 (dump_uses): Rename to ...
1089 (dump_groups): ... here. Update all uses.
1090 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
1091 (find_induction_variables): Refactor format of dump information.
1092 (record_sub_use): Delete.
1093 (record_use): Update all uses.
1094 (record_group): New function.
1095 (record_group_use, find_interesting_uses_op): Call above functions.
1097 (find_interesting_uses_cond): Ditto.
1098 (group_compare_offset): New function.
1099 (split_all_small_groups): Rename to ...
1100 (split_small_address_groups_p): ... here. Update all uses.
1101 (split_address_groups): Update all uses.
1102 (find_interesting_uses): Refactor format of dump information.
1103 (add_candidate_1): Update all uses. Remove redundant check on iv,
1105 (add_candidate, record_common_cand): Remove redundant assert.
1106 (add_iv_candidate_for_biv): Update use.
1107 (add_iv_candidate_derived_from_uses): Update all uses.
1108 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
1109 (alloc_use_cost_map): Ditto.
1110 (set_use_iv_cost, get_use_iv_cost): Rename to ...
1111 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
1112 (determine_use_iv_cost_generic): Ditto.
1113 (determine_group_iv_cost_generic): Ditto.
1114 (determine_use_iv_cost_address): Ditto.
1115 (determine_group_iv_cost_address): Ditto.
1116 (determine_use_iv_cost_condition): Ditto.
1117 (determine_group_iv_cost_cond): Ditto.
1118 (determine_use_iv_cost): Ditto.
1119 (determine_group_iv_cost): Ditto.
1120 (set_autoinc_for_original_candidates): Update all uses.
1121 (find_iv_candidates): Update all uses. Refactor dump information.
1122 (determine_use_iv_costs): Ditto.
1123 (determine_iv_costs): Ditto.
1124 (iv_ca_cand_for_use): Rename to ...
1125 (iv_ca_cand_for_group): ... here. Update all uses.
1126 (iv_ca_add_use, iv_ca_add_group): Ditto.
1127 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
1128 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
1129 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
1130 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
1131 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
1132 (create_new_iv, adjust_iv_update_pos): Ditto.
1133 (rewrite_use_address): Delete.
1134 (rewrite_use_address_1): Rename to ...
1135 (rewrite_use_address): ... here.
1136 (rewrite_use_compare): Update all uses.
1137 (rewrite_use): Delete.
1138 (rewrite_uses): Rename to ...
1139 (rewrite_groups): ... here. Update all uses.
1140 (remove_unused_ivs, free_loop_data): Update all uses.
1141 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
1143 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1145 * rtlanal.c (nonzero_bits1): Convert preprocessor check
1146 for WORD_REGISTER_OPERATIONS to runtime check.
1148 2016-04-27 Richard Biener <rguenther@suse.de>
1151 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
1152 aggregate_value_p to determine if a function result is
1153 returned by reference.
1154 (ipa_pta_execute): Functions having their address taken are
1155 not automatically nonlocal.
1157 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1160 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
1161 * fold-const.c (operand_equal_p): If flag_checking and
1162 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
1163 and if it returns non-zero, assert iterative_hash_expr on both
1166 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1168 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
1170 2016-04-27 Nick Clifton <nickc@redhat.com>
1173 * varasm.c (merge_weak): Generate an error if an attempt is made
1174 to convert a non-weak static function into a weak, public function.
1176 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1178 * params.def (MAX_PARTITION_SIZE): New param.
1179 * doc/invoke.texi: Document lto-max-partition.
1181 2016-04-27 Richard Biener <rguenther@suse.de>
1184 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
1185 function cummulating used_from_other_partition, externally_visible
1186 and force_output from aliases.
1187 (refered_from_nonlocal_var): Likewise.
1188 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
1189 node flags properly.
1191 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1193 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
1194 (-Wmemset-elt-size): New item.
1196 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
1199 * stor-layout.h (internal_reference_types): Delete.
1200 * stor-layout.c (reference_types_internal): Likewise.
1201 (internal_reference_types): Likewise.
1202 (layout_type) <REFERENCE_TYPE>: Adjust.
1204 2016-04-27 Jakub Jelinek <jakub@redhat.com>
1207 * tree.h (inchash::add_expr): Add FLAGS argument.
1208 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
1209 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
1210 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
1211 Formatting fix. Adjust recursive calls. For tcc_comparison,
1212 if swap_tree_comparison (code) is smaller than code, hash that
1213 and arguments in the other order. Hash CONVERT_EXPR the same
1214 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
1215 of ADDR_EXPR of decl as the decl itself. Add or remove
1216 OEP_ADDRESS_OF from recursive flags as needed. For
1217 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
1218 operands commutatively and only the third one normally.
1219 For internal CALL_EXPR hash in CALL_EXPR_IFN.
1221 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
1223 * config/rtems.h (LIB_SPEC): Add -latomic.
1225 2016-04-27 Joel Sherrill <joel@rtems.org>
1227 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
1228 xilink.ld and flags not relevant to RTEMS.
1230 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
1232 * toplev.c (backend_init_target): Avoid calling init_reload when using
1235 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1237 * reorg.c (try_merge_delay_insns): Declare i and j inside the
1238 for loops rather than one for the whole function.
1240 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1242 * match.pd (X + CST CMP X): New transformation.
1244 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
1246 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
1247 * fold-const.c (fold_binary_loc): Remove 2 transformations
1248 superseded by match.pd.
1249 * match.pd (x+x -> x*2): Generalize to integers.
1251 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
1253 * config/i386/i386.md (operation on memory peephole): Duplicate an
1254 existing peephole and adapt it to match lea rather than an operation
1257 PR rtl-optimization/57193
1258 * opts.c (default_options_table): Add OPT_frename_registers at -O2
1260 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
1262 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1264 * tree-if-conv.c (any_pred_load_store): New static variable.
1265 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
1266 any_pred_load_store instead of and_mask_load_store.
1267 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
1268 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
1269 (combine_blocks, tree_if_conversion): Ditto.
1271 2016-04-26 Bin Cheng <bin.cheng@arm.com>
1273 PR tree-optimization/70771
1274 PR tree-optimization/70775
1275 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
1276 virtual PHI nodes. Delete parameter.
1277 (if_convertible_loop_p_1): Delete argument to above function.
1278 (predicate_all_scalar_phis): Delete code handling single-argument
1280 (tree_if_conversion): Mark and update virtual SSA.
1282 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1285 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
1286 (x86_elf_aligned_common): Rename to ...
1287 (x86_elf_aligned_decl_common): ... this.
1288 Add decl arg. Switch to .lbss for largecomm object. Use
1289 LARGECOMM_SECTION_ASM_OP.
1290 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
1292 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
1293 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
1295 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1296 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
1298 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1301 * config/i386/i386.c (SECTION_LARGE): Define.
1302 (x86_64_elf_select_section): Set it for large data/bss sections.
1303 Only clear SECTION_WRITE for .lrodata.
1304 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
1306 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
1307 * varasm.c (default_elf_asm_named_section): Grow flagchars.
1308 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
1310 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
1311 * doc/tm.texi: Regenerate.
1313 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1316 * configure.ac (--enable-checking): Document extra flag, for
1317 non-release builds default to --enable-checking=yes,extra.
1318 If misc checking and extra checking, define CHECKING_P to 2 instead
1320 * common.opt (fchecking=): Add.
1321 * doc/invoke.texi (-fchecking=): Document.
1322 * doc/install.texi: Document --enable-checking changes.
1323 * configure: Regenerated.
1324 * config.in: Regenerated.
1326 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1328 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
1329 attribute instead of which_alternative.
1330 * config/i386/sse.md (*mov<mode>_internal): Ditto.
1331 Use EXT_REX_SSE_REG_P where appropriate.
1333 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/predicates.md (const0_operand): Do not match
1336 const_wide_int code.
1337 (const1_operand): Ditto.
1339 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1341 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
1342 for SSE constm1 operands and TARGET_AVX512VL.
1343 (*movti_internal): Ditto.
1344 (*mov<mode>_or): Use constm1_operand predicate.
1345 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
1346 for SSE vector_all_ones operands and TARGET_AVX512VL.
1347 * config/i386/predicates.md (constm1_operand): New predicate.
1348 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
1349 emission of constant -1 load.
1351 2016-04-25 Jason Merrill <jason@redhat.com>
1353 * gdbinit.in: Skip is-a.h.
1355 * attribs.c (register_scoped_attributes): Fix logic.
1356 * attribs.h: Declare register_scoped_attributes.
1358 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1360 * config/rs6000/rs6000-builtin.def: Correct pasto error for
1361 stxvd2x and stxvw4x built-in functions.
1363 2016-04-25 DJ Delorie <dj@redhat.com>
1365 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
1366 (ashrhi3): Likewise.
1367 (lshrhi3): Likewise.
1369 2016-04-25 Richard Biener <rguenther@suse.de>
1371 PR tree-optimization/70780
1372 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
1374 (compute_antic): Mark blocks with abnormal preds as visited as
1375 they have a final empty antic-in solution already.
1377 2016-04-25 Michael Collison <michael.collison@linaro.org>
1379 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
1381 2016-04-25 Michael Collison <michael.collison@linaro.org>
1383 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
1384 mode is VQI to improve mixed mode vectorization.
1385 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
1386 define_insn to match low half of signed vaddw.
1387 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
1388 define_insn to match high half of signed vaddw.
1389 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
1390 define_insn to match low half of unsigned vaddw.
1391 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
1392 define_insn to match high half of unsigned vaddw.
1393 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
1394 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1395 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
1397 (arm_simd_check_vect_par_cnst_half_p): Likewise.
1398 * config/arm/predicates.md (vect_par_constant_high): Support
1399 big endian and simplify by calling
1400 arm_simd_check_vect_par_cnst_half
1401 (vect_par_constant_low): Likewise.
1403 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
1405 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
1406 predicate for operand 2.
1408 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
1409 H.J. Lu <hongjiu.lu@intel.com>
1411 * config/i386/i386-protos.h (standard_sse_constant_p): Add
1412 machine_mode argument.
1413 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
1414 constm1_rtx operands. For VOIDmode constants, get mode from
1415 pred_mode. Check mode size if the mode is supported by ABI.
1416 (standard_sse_constant_opcode): Do not use standard_constant_p.
1417 Strictly check ABI support for all-ones operands.
1418 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
1419 immediates. Update calls to standard_sse_constant_p.
1420 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
1421 (ix86_rtx_costs): Ditto.
1422 * config/i386/i386.md (*movxi_internal_avx512f): Use
1423 nonimmediate_or_sse_const_operand instead of vector_move_operand.
1424 Use (v,BC) alternative instead of (v,C). Use register_operand
1425 checks instead of MEM_P.
1426 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
1427 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
1428 isa attribute. Use register_operand checks instead of MEM_P.
1429 (*movti_internal): Use nonimmediate_or_sse_const_operand for
1430 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
1431 alternative and corresponding sse2 isa attribute.
1432 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
1433 to standard_sse_constant_p.
1434 (FP constant splitters): Ditto.
1435 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
1437 * config/i386/predicates.md (constm1_operand): Remove.
1438 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
1439 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
1440 vector_all_ones_operand instead of constm1_operand.
1442 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1444 * print-rtl.c (print_rtx_insn_vec): New function.
1445 * print-rtl.h: New prototype.
1446 * store-motion.c (struct st_expr): Make avail_stores a vector.
1447 (st_expr_entry): Adjust.
1448 (free_st_expr_entry): Likewise.
1449 (print_store_motion_mems): Likewise.
1450 (find_moveable_store): Likewise.
1451 (compute_store_table): Likewise.
1452 (delete_store): Likewise.
1453 (build_store_vectors): Likewise.
1455 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1457 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
1459 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1461 * vec.h (vec_safe_contains): New function.
1462 (vec::contains): Likewise.
1463 (vec::begin): Likewise.
1464 (vec::end): Likewise.
1466 2016-04-23 Jakub Jelinek <jakub@redhat.com>
1469 * cfgexpand.c (expand_stack_vars): Fix typo.
1471 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1473 * system.h (list, map, set, vector): Include conditionally.
1474 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
1475 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
1476 * ipa-icf.c (INCLUDE_LIST): Define.
1477 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
1478 * config/sh/sh.c (INCLUDE_VECTOR): Define.
1479 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
1480 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
1481 * cp/logic.cc (INCLUDE_LIST): Define.
1482 * fortran/trans-common.c (INCLUDE_MAP): Define.
1484 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
1486 * auto-profile.c: Remove <string.h> include.
1487 * ipa-icf-gimple.c: Remove <list> include.
1488 * diagnostic.c: Remove <new> include.
1489 * genmatch.c: Likewise.
1490 * pretty-print.c: Likewise.
1491 * toplev.c: Likewise
1492 * c/c-objc-common.c: Likewise.
1493 * cp/error.c: Likewise.
1494 * fortran/error.c: Likewise.
1496 2016-04-22 Richard Biener <rguenther@suse.de>
1498 * lto-streamer-in.c (input_ssa_names): Do not allocate
1499 GIMPLE_NOP for all SSA names.
1500 * lto-streamer-out.c (output_ssa_names): Do not output
1501 SSA names that should have been released.
1503 2016-04-22 Richard Biener <rguenther@suse.de>
1505 PR tree-optimization/70740
1506 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
1509 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
1512 * config/i386/predicates.md (call_insn_operand): Replace
1513 sibcall_memory_operand with memory_operand.
1515 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1517 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
1518 has_single_use() tests.
1519 (register_edge_assert_for_1): Likewise.
1520 (find_assert_locations_1): Check the liveness bitmap instead of
1521 checking has_single_use().
1523 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
1526 * gcc/config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
1527 Extract AVX-512BW constraint from AVX.
1529 2016-04-21 Richard Biener <rguenther@suse.de>
1531 PR tree-optimization/70725
1532 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
1533 for phi_convertible_by_degenerating_args.
1534 (predicate_all_scalar_phis): Handle single-argument PHIs.
1536 2016-04-21 Richard Biener <rguenther@suse.de>
1539 * fold-const.c (fold_comparison): Return properly typed
1542 2016-04-21 Bin Cheng <bin.cheng@arm.com>
1544 PR tree-optimization/70715
1545 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1546 after expanding BASE using expand_simple_operations.
1548 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1550 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
1551 New transformations.
1553 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
1555 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
1557 2016-04-20 Jan Hubicka <jh@suse.cz>
1559 * ipa-inline.c (can_inline_edge_p): Pass caller info to
1560 ultiimate_alias_target.
1561 (update_callee_keys): Likewise.
1562 (lookup_recursive_calls): Likewise.
1563 (speculation_useful_p): Likewise.
1565 2016-04-20 Jan Hubicka <jh@suse.cz>
1568 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
1569 (set_nothrow_flag_1): ... this; handle interposition correctly;
1570 recurse on aliases and thunks.
1571 (cgraph_node::set_nothrow_flag): New.
1572 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
1573 functions compiled with non-call exceptions that binds to current
1575 (propagate_nothrow): Be safe WRT interposition.
1576 * cgraph.h (set_nothrow_flag): Update prototype.
1578 2016-04-18 Jan Hubicka <jh@suse.cz>
1580 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
1581 max_loop_iterations_int.
1582 (tree_unswitch_outer_loop): Likewise.
1584 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1586 PR tree-optimization/69489
1587 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
1588 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
1589 Revise dump message.
1590 (if_convertible_bb_p): Remove check on edge count of basic block's
1593 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1595 PR tree-optimization/56625
1596 PR tree-optimization/69489
1597 * tree-data-ref.h (DR_INNERMOST): New macro.
1598 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
1599 hashing struct innermost_loop_behavior.
1600 (ref_DR_map): Remove.
1601 (innermost_DR_map): New map.
1602 (baseref_DR_map): Revise comment.
1603 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
1604 to innermost_DR_map accroding to its innermost loop behavior.
1605 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
1606 to its innermost loop behavior.
1607 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
1608 Add initialization for innermost_DR_map. Record memory reference
1609 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
1610 have innermost loop behavior.
1611 (if_convertible_loop_p): Remove release for ref_DR_map. Release
1614 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.md (*lea<mode>_general_1): Rename from
1617 *lea_general_1. Use explicit SWI12 mode interator.
1618 (*lea<mode>_general_2): Rename from *lea_general_2.
1619 Use explicit SWI12 mode interator.
1620 (*lea<mode>_general_3): Rename from *lea_general_3.
1621 Use explicit SWI12 mode interator.
1622 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
1623 Use explicit SWI12 mode interator.
1624 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
1625 Use explicit SWI48 mode interator.
1627 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1629 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
1630 Short-cut unaligned load and store cases. Handle all integer
1632 (ix86_expand_vector_move_misalign): Short-cut unaligned load
1633 and store cases. Call ix86_avx256_split_vector_move_misalign
1634 directly without checking mode class.
1636 2016-04-20 Andrew Pinski <apinski@cavium.com>
1637 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1640 * config/aarch64/aarch64.md (sibcall): Force call
1641 address to be DImode for ILP32.
1642 (sibcall_value): Likewise.
1644 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
1646 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
1648 2016-04-20 Richard Biener <rguenther@suse.de>
1650 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
1651 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
1652 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
1653 (maybe_push_res_to_seq): Adjust.
1654 * gimple-fold.c (maybe_build_generic_op): Likewise.
1656 2016-04-20 Marek Polacek <polacek@redhat.com>
1658 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
1661 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
1663 * config/i386/sse.md (vec_unpacks_lo_hi): Always
1664 use kmovw to support AVX512F target.
1666 2016-04-20 Bin Cheng <bin.cheng@arm.com>
1668 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
1670 2016-04-20 Marek Polacek <polacek@redhat.com>
1672 PR tree-optimization/70725
1673 * tree-if-conv.c (is_false_predicate): New function.
1674 (predicate_mem_writes): Use it.
1676 2016-04-20 Richard Biener <rguenther@suse.de>
1678 PR tree-optimization/70726
1679 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
1680 shift amounts from a pattern stmt operand.
1682 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1685 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
1686 stack_restore_from_fpr pattern when restoring r15.
1687 (s390_optimize_prologue): Strip away the memory barrier in the
1688 parallel when trying to get rid of restore insns.
1689 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
1690 definition for loading the stack pointer from an FPR. Compared to
1691 the normal move insn this pattern includes a full memory barrier.
1693 2016-04-19 Jakub Jelinek <jakub@redhat.com>
1696 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
1697 implicitly linear or lastprivate iterator on the outer context.
1699 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
1703 * config/i386/i386.md (ssememalign): Removed.
1704 * config/i386/sse.md: Remove ssememalign attribute from patterns.
1706 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
1709 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
1710 const short * to __builtin_ia32_loaddquhi512_mask.
1711 (_mm512_maskz_loadu_epi16): Likewise.
1712 (_mm512_mask_storeu_epi16): Pass short * to
1713 __builtin_ia32_storedquhi512_mask.
1714 (_mm512_mask_loadu_epi8): Pass const char * to
1715 __builtin_ia32_loaddquqi512_mask.
1716 (_mm512_maskz_loadu_epi8): Likewise.
1717 (_mm512_mask_storeu_epi8): Pass char * to
1718 __builtin_ia32_storedquqi512_mask.
1719 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
1720 const double * to __builtin_ia32_loadupd512_mask.
1721 (_mm512_mask_loadu_pd): Likewise.
1722 (_mm512_maskz_loadu_pd): Likewise.
1723 (_mm512_storeu_pd): Pass double * to
1724 __builtin_ia32_storeupd512_mask.
1725 (_mm512_mask_storeu_pd): Likewise.
1726 (_mm512_loadu_ps): Pass const float * to
1727 __builtin_ia32_loadups512_mask.
1728 (_mm512_mask_loadu_ps): Likewise.
1729 (_mm512_maskz_loadu_ps): Likewise.
1730 (_mm512_storeu_ps): Pass float * to
1731 __builtin_ia32_storeups512_mask.
1732 (_mm512_mask_storeu_ps): Likewise.
1733 (_mm512_mask_loadu_epi64): Pass const long long * to
1734 __builtin_ia32_loaddqudi512_mask.
1735 (_mm512_maskz_loadu_epi64): Likewise.
1736 (_mm512_mask_storeu_epi64): Pass long long *
1737 to __builtin_ia32_storedqudi512_mask.
1738 (_mm512_loadu_si512): Pass const int * to
1739 __builtin_ia32_loaddqusi512_mask.
1740 (_mm512_mask_loadu_epi32): Likewise.
1741 (_mm512_maskz_loadu_epi32): Likewise.
1742 (_mm512_storeu_si512): Pass int * to
1743 __builtin_ia32_storedqusi512_mask.
1744 (_mm512_mask_storeu_epi32): Likewise.
1745 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
1746 char * to __builtin_ia32_storedquqi256_mask.
1747 (_mm_mask_storeu_epi8): Likewise.
1748 (_mm256_mask_loadu_epi16): Pass const short * to
1749 __builtin_ia32_loaddquhi256_mask.
1750 (_mm256_maskz_loadu_epi16): Likewise.
1751 (_mm_mask_loadu_epi16): Pass const short * to
1752 __builtin_ia32_loaddquhi128_mask.
1753 (_mm_maskz_loadu_epi16): Likewise.
1754 (_mm256_mask_loadu_epi8): Pass const char * to
1755 __builtin_ia32_loaddquqi256_mask.
1756 (_mm256_maskz_loadu_epi8): Likewise.
1757 (_mm_mask_loadu_epi8): Pass const char * to
1758 __builtin_ia32_loaddquqi128_mask.
1759 (_mm_maskz_loadu_epi8): Likewise.
1760 (_mm256_mask_storeu_epi16): Pass short * to.
1761 __builtin_ia32_storedquhi256_mask.
1762 (_mm_mask_storeu_epi16): Pass short * to.
1763 __builtin_ia32_storedquhi128_mask.
1764 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
1765 const double * to __builtin_ia32_loadupd256_mask.
1766 (_mm256_maskz_loadu_pd): Likewise.
1767 (_mm_mask_loadu_pd): Pass onst double * to
1768 __builtin_ia32_loadupd128_mask.
1769 (_mm_maskz_loadu_pd): Likewise.
1770 (_mm256_mask_storeu_pd): Pass double * to
1771 __builtin_ia32_storeupd256_mask.
1772 (_mm_mask_storeu_pd): Pass double * to
1773 __builtin_ia32_storeupd128_mask.
1774 (_mm256_mask_loadu_ps): Pass const float * to
1775 __builtin_ia32_loadups256_mask.
1776 (_mm256_maskz_loadu_ps): Likewise.
1777 (_mm_mask_loadu_ps): Pass const float * to
1778 __builtin_ia32_loadups128_mask.
1779 (_mm_maskz_loadu_ps): Likewise.
1780 (_mm256_mask_storeu_ps): Pass float * to
1781 __builtin_ia32_storeups256_mask.
1782 (_mm_mask_storeu_ps): ass float * to
1783 __builtin_ia32_storeups128_mask.
1784 (_mm256_mask_loadu_epi64): Pass const long long * to
1785 __builtin_ia32_loaddqudi256_mask.
1786 (_mm256_maskz_loadu_epi64): Likewise.
1787 (_mm_mask_loadu_epi64): Pass const long long * to
1788 __builtin_ia32_loaddqudi128_mask.
1789 (_mm_maskz_loadu_epi64): Likewise.
1790 (_mm256_mask_storeu_epi64): Pass long long * to
1791 __builtin_ia32_storedqudi256_mask.
1792 (_mm_mask_storeu_epi64): Pass long long * to
1793 __builtin_ia32_storedqudi128_mask.
1794 (_mm256_mask_loadu_epi32): Pass const int * to
1795 __builtin_ia32_loaddqusi256_mask.
1796 (_mm256_maskz_loadu_epi32): Likewise.
1797 (_mm_mask_loadu_epi32): Pass const int * to
1798 __builtin_ia32_loaddqusi128_mask.
1799 (_mm_maskz_loadu_epi32): Likewise.
1800 (_mm256_mask_storeu_epi32): Pass int * to
1801 __builtin_ia32_storedqusi256_mask.
1802 (_mm_mask_storeu_epi32): Pass int * to
1803 __builtin_ia32_storedqusi128_mask.
1804 * config/i386/i386-builtin-types.def (PCSHORT): New.
1806 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
1807 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
1808 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
1809 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
1810 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
1811 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
1812 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
1813 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
1814 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
1815 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
1816 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
1817 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
1818 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
1819 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
1820 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
1821 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
1822 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
1823 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
1824 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
1825 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
1826 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
1827 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
1828 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
1829 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
1830 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
1831 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
1832 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
1833 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
1834 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
1835 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
1836 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
1837 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
1838 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
1839 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
1840 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
1841 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
1842 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
1843 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
1844 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
1845 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
1846 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
1847 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
1848 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
1849 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
1850 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
1851 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
1852 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
1853 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
1854 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
1856 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
1857 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
1859 (ix86_expand_vector_move_misalign): Likewise.
1860 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
1861 to scalar function prototype for unaligned load/store builtins.
1862 (ix86_expand_special_args_builtin): Updated.
1863 * config/i386/sse.md (UNSPEC_LOADU): Removed.
1864 (UNSPEC_STOREU): Likewise.
1865 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
1866 (VI_ULOADSTORE_F_AVX512VL): Likewise.
1867 (ssescalarsize): Handle V4TI, V2TI and V1TI.
1868 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1869 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
1870 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
1871 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
1872 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
1873 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
1874 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
1875 (<avx512>_storedqu<mode>_mask): Likewise.
1876 (*sse4_2_pcmpestr_unaligned): Likewise.
1877 (*sse4_2_pcmpistr_unaligned): Likewise.
1878 (*mov<mode>_internal): Renamed to ...
1879 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
1880 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
1881 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
1882 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
1884 2016-04-19 Richard Biener <rguenther@suse.de>
1886 PR tree-optimization/70171
1887 * tree-ssa-phiprop.c: Include stor-layout.h.
1888 (phiprop_insert_phi): Handle the aggregate copy case.
1889 (propagate_with_phi): Likewise.
1891 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
1894 instead of simplify_gen_subreg (... , 0).
1895 (ix86_delegitimize_address): Ditto.
1896 (ix86_split_divmod): Ditto.
1897 (ix86_split_copysign_const): Ditto.
1898 (ix86_split_copysign_var): Ditto.
1899 (ix86_expand_args_builtin): Ditto.
1900 (ix86_expand_round_builtin): Ditto.
1901 (ix86_expand_special_args_builtin): Ditto.
1902 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
1903 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
1904 (udivmodqi4): Ditto.
1905 (absneg splitters): Ditto.
1906 (*jcc_bt<mode>_1): Ditto.
1908 2016-04-19 Richard Biener <rguenther@suse.de>
1910 PR tree-optimization/70724
1911 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
1912 restoring out from ...
1913 (free_scc_vn): ... here.
1914 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
1915 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
1917 (pass_fre::execute): Restore SSA info.
1919 2016-04-19 Richard Biener <rguenther@suse.de>
1921 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
1922 * gimple-walk.c (walk_gimple_op): Initialize it.
1923 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
1924 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
1925 remapping SSA names of defs.
1926 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
1929 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
1932 * lra-constraints.c (equiv_substition_p): New.
1933 (process_alt_operands): Use it.
1934 (swap_operands): Swap it.
1935 (curr_insn_transform): Update it.
1937 2016-04-18 Michael Matz <matz@suse.de>
1939 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
1940 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
1941 * tree-core.h (tree_type_common.align): Use bit-field.
1942 (tree_type_common.spare): New.
1943 (tree_decl_common.off_align): Make smaller.
1944 (tree_decl_common.align): Use bit-field.
1946 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
1947 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
1948 (scan_sharing_clauses): Ditto.
1949 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1950 (omp_finish_file): Ditto.
1951 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
1952 (layout_decl): Ditto.
1953 (relayout_decl): Ditto.
1954 (finalize_record_size): Use SET_TYPE_ALIGN.
1955 (finalize_type_size): Ditto.
1956 (finish_builtin_struct): Ditto.
1957 (layout_type): Ditto.
1958 (initialize_sizetypes): Ditto.
1959 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
1960 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
1961 (lookup_field_for_decl): Use SET_DECL_ALIGN.
1962 (get_chain_field): Ditto.
1963 (get_trampoline_type): Ditto.
1964 (get_nl_goto_field): Ditto.
1965 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1967 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
1968 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
1969 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1970 (build_qualified_type): Use SET_TYPE_ALIGN.
1971 (build_aligned_type, build_range_type_1): Ditto.
1972 (build_atomic_base): Ditto.
1973 (build_common_tree_nodes): Ditto.
1974 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
1975 (expand_one_stack_var_at): Ditto.
1976 * coverage.c (build_var): Use SET_DECL_ALIGN.
1977 * except.c (init_eh): Ditto.
1978 * function.c (assign_parm_setup_block): Ditto.
1979 * symtab.c (increase_alignment_1): Ditto.
1980 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
1981 * tree-vect-stmts.c (ensure_base_align): Ditto.
1982 * varasm.c (align_variable): Ditto.
1983 (assemble_variable): Ditto.
1984 (build_constant_desc): Ditto.
1985 (output_constant_def_contents): Ditto.
1987 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
1988 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
1989 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
1990 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
1991 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
1993 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
1996 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
1997 replace %vmovsd with "%vmovq".
1998 (vec_concatv2df): Likewise.
2000 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
2003 (*vec_extractv2si_0): Ditto.
2004 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
2005 (zero_extended_scalar_load_operand splitters): Ditto.
2006 (vec_extract splitters): Ditto.
2007 (*vec_extractv4si_0_zext): Ditto.
2008 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
2010 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
2011 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
2012 (*sse4_1_extractps): Use lowpart_subreg.
2014 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2016 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
2018 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
2019 Mention Solaris 11 packaging changes.
2020 Update gas and gld requirements.
2021 Remove reference to pre-Solaris 10 bug.
2022 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
2024 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
2027 2016-04-17 Jan Hubicka <jh@suse.cz>
2029 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
2030 max_loop_iterations_int.
2032 2016-04-18 Richard Biener <rguenther@suse.de>
2034 PR tree-optimization/43434
2035 * tree-ssa-structalias.c (struct vls_data): New.
2036 (visit_loadstore): Handle all pointer-based accesses.
2037 (compute_dependence_clique): Compute a bitmap of restrict tags
2038 assigned bases and pass it to visit_loadstore.
2040 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
2043 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
2044 armv8.1-a and armv8.1-a+crc.
2046 2016-04-18 Richard Biener <rguenther@suse.de>
2048 PR tree-optimization/70701
2049 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
2050 references after translating through a memcpy.
2052 2016-04-18 Richard Biener <rguenther@suse.de>
2054 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
2055 (compute_antic): ... here. For partial antic use regular
2056 postorder and scrap iteration.
2057 (compute_partial_antic_aux): Remove unused return value.
2058 (init_pre): Do not allocate postorder.
2059 (fini_pre): Do not free postorder.
2061 2016-04-18 Richard Biener <rguenther@suse.de>
2064 * expmed.c (extract_bit_field_1): Remove broken case
2065 using a wider MODE_INT mode.
2067 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
2069 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
2070 unless compiling with at least GCC-4.8.
2072 2016-04-17 Jan Hubicka <jh@suse.cz>
2075 * graphite.c (graphite_finalize): Update call to
2076 tree_estimate_probability.
2077 * predict.h (tree_estimate_probability): Update prototype.
2079 2016-04-17 Jan Hubicka <jh@suse.cz>
2081 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
2082 (tree_estimate_probability): Likewise.
2083 (pass_profile::execute): Update.
2084 (report_predictor_hitrates): New function.
2085 * profile.c (compute_branch_probabilities): Use it.
2086 * predict.h (report_predictor_hitrates): Declare.
2088 2016-04-17 Jan Hubicka <jh@suse.cz>
2091 * cgraph.h (cgraph_node::set_const_flag,
2092 cgraph_node::set_pure_flag): Update prototype to return bool;
2094 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
2095 of interposable symbol are interposable, too.
2096 (cgraph_set_const_flag_1): Rename to ...
2097 (set_const_flag_1): ... this one; change to self recursive function
2098 instead of call_for_symbol_thunks_and_aliases. Handle correctly
2099 clearnig the flag in all variants and also virtual thunks of const
2100 functions are pure; track if any change was done.
2101 (cgraph_node::set_const_flag): Update.
2102 (struct set_pure_flag_info): New struct.
2103 (cgraph_set_pure_flag_1): Rename to ...
2104 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
2105 rather than pointer encoded flags; track if any changes was done;
2106 handle correctly clearning flag and setting flag of aliases already
2108 (cgraph_node::set_pure_flag): Update.
2109 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
2111 2016-04-17 Tom de Vries <tom@codesourcery.com>
2114 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
2117 2016-04-17 Tom de Vries <tom@codesourcery.com>
2119 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
2120 '{}<> ' as escape-for-record.
2122 2016-04-17 Tom de Vries <tom@codesourcery.com>
2124 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
2127 2016-04-17 Tom de Vries <tom@codesourcery.com>
2130 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
2131 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
2132 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
2133 * passes.c (finish_optimization_passes): Only call
2134 finish_graph_dump_file if dfi->graph_dump_initialized.
2135 (execute_function_dump, pass_init_dump_file): Use
2136 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
2138 2016-04-17 Tom de Vries <tom@codesourcery.com>
2140 PR tree-optimization/70256
2141 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
2142 (debug_varmap): New function.
2144 2016-04-17 Tom de Vries <tom@codesourcery.com>
2147 * passes.c (pass_manager::register_pass): Propagate pflags.
2149 2016-04-17 Tom de Vries <tom@codesourcery.com>
2152 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
2153 * passes.c (pass_manager::pass_manager): Declare and init p_start in
2154 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
2155 check if it's equal to p_start.
2156 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
2158 2016-04-15 Jan Hubicka <jh@suse.cz>
2161 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
2162 function does not bind to current def.
2163 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
2164 handle conservatively calls to functions that does not need to bind
2166 (check_call): Update call of worse_state.
2167 (ignore_edge_for_nothrow): Update.
2168 (ignore_edge_for_pure_const): Likewise.
2169 (propagate_pure_const): Update calls to worse_state.
2170 (skip_function_for_local_pure_const): Reformat comments.
2172 2016-04-15 Jan Hubicka <jh@suse.cz>
2175 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
2176 (cgraph_node::function_symbol): Likewise.
2177 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2178 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
2179 (symtab_node::ultimate_alias_target): Add REF parameter.
2180 (symtab_node::binds_to_current_def_p): Declare.
2181 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
2182 (cgraph_node::function_symbol): Likewise.
2183 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
2184 (cgraph_node::get_availability): Likewise.
2185 (cgraph_edge::binds_to_current_def_p): New inline function.
2186 (varpool_node::get_availability): Add REF parameter.
2187 (varpool_node::ultimate_alias_target): Likewise.
2188 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
2189 (symtab_node::binds_to_current_def_p): Likewise.
2190 * varpool.c (varpool_node::get_availability): Likewise.
2192 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2195 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
2196 Fix mode size check.
2198 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2200 * BASE-VER: Set to 7.0.0.
2202 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
2204 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
2206 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2208 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
2209 architecture revisions.
2211 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
2213 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
2214 * config/i386/i386.c (ix86_using_red_zone): No longer static.
2215 * config/i386/i386.md (stack decrement to push peepholes): Guard
2216 with !x86_using_red_zone ().
2218 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2221 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
2222 to dump_generic_node.
2223 (NIY): Pass also flags to do_niy.
2225 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
2227 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
2228 (simd_clone_vector_of_formal_parm_types)
2229 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
2230 (simd_clone_mangle, simd_clone_create)
2231 (simd_clone_adjust_return_type, create_tmp_simd_array)
2232 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
2233 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
2234 (ipa_simd_modify_function_body, simd_clone_linear_addend)
2235 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
2236 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
2237 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
2238 * omp-simd-clone.c: ... this new file.
2239 (simd_clone_vector_of_formal_parm_types): Make it static.
2240 * Makefile.in (OBJS): Add omp-simd-clone.o.
2242 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
2245 * config/i386/sse.md: Use proper memory operand modifiers.
2248 2016-04-15 Richard Biener <rguenther@suse.de>
2249 Alan Modra <amodra@gmail.com>
2251 PR tree-optimization/70130
2252 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
2253 when alignment stays not the same and no not use the realign
2256 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2259 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2260 direct move handlers for KFmode. Change TFmode handlers test from
2261 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
2263 2016-04-14 Jakub Jelinek <jakub@redhat.com>
2266 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
2267 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
2268 (inlined_polymorphic_ctor_dtor_block_p): Use it.
2269 * tree-ssa-live.c (remove_unused_scope_block_p): When
2270 in_ctor_dtor_block, avoid discarding not just BLOCKs with
2271 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
2272 block_ultimate_origin is FUNCTION_DECL.
2273 (remove_unused_locals): If current_function_decl is
2274 polymorphic_ctor_dtor_p, pass initial true to
2275 remove_unused_scope_block_p' is_ctor_dtor_block.
2277 2016-04-14 Martin Sebor <msebor@redhat.com>
2282 * doc/extend.texi (Variable Length): Revert.
2284 2016-04-14 Marek Polacek <polacek@redhat.com>
2285 Jan Hubicka <hubicka@ucw.cz>
2288 * tree.c (verify_type): Disable the canonical type of main variant
2291 2016-04-14 Jason Merrill <jason@redhat.com>
2293 * cfgexpand.c, expr.c: Revert previous change.
2295 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
2298 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
2299 when building a mem ref for the incoming reduction variable.
2301 2016-04-14 Richard Biener <rguenther@suse.de>
2303 PR tree-optimization/70614
2304 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
2305 loop if the evolution dropped to chrec_dont_know.
2306 (interpret_condition_phi): Likewise.
2308 2016-04-14 Richard Biener <rguenther@suse.de>
2310 PR tree-optimization/70623
2311 * tree-ssa-pre.c (changed_blocks): Make global ...
2312 (compute_antic): ... local here. Move and fix worklist
2313 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
2314 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
2315 worklist handling, dump when ANTIC_IN changed.
2316 (compute_partial_antic_aux): Remove worklist handling.
2317 (init_pre): Do not compute post dominators. Add a comment about
2318 the CFG order chosen.
2319 (fini_pre): Do not free post dominators.
2321 2016-04-13 Martin Sebor <msebor@redhat.com>
2326 * doc/extend.texi (Variable Length): Document C++ specifics.
2328 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2331 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
2332 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
2333 eh edges have been purged.
2336 * tree-sra.c (create_access_replacement,
2337 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
2339 * tree-pretty-print.c (dump_fancy_name): New function.
2340 (dump_decl_name, dump_generic_node): Use it.
2342 2016-04-13 Jason Merrill <jason@redhat.com>
2344 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
2345 * expr.c (expand_expr_real_1): Likewise.
2347 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
2349 * config/i386/i386.md (kunpckhi): Swap operands.
2350 (kunpcksi): Likewise.
2351 (kunpckdi): Likewise.
2352 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
2353 (vec_pack_trunc_<mode>): Likewise.
2355 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2358 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
2361 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
2362 gimplification turns some element into non-constant.
2365 * rtl.h (convert_memory_address_addr_space_1): New prototype.
2366 * explow.c (convert_memory_address_addr_space_1): No longer static,
2367 add NO_EMIT argument and don't call convert_modes if true, pass
2368 it down recursively, remove break after return.
2369 (convert_memory_address_addr_space): Adjust caller.
2370 * simplify-rtx.c (simplify_unary_operation_1): Call
2371 convert_memory_address_addr_space_1 instead of convert_memory_address,
2372 if it returns NULL, don't simplify.
2374 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
2377 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
2379 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2381 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2382 Bump the upper SIMDLEN limits, so that if the return type or
2383 characteristic type if the return type is void can be passed in
2384 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
2387 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2390 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
2391 Do not use "=" constraint on an input constraint.
2392 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2393 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2394 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
2395 generates (neg (abs ...)) instead of (abs ...).
2397 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2399 PR rtl-optimization/70596
2400 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
2401 just invalidate LRA data and reset them. Adjust dump wording.
2403 2016-04-12 Martin Liska <mliska@suse.cz>
2406 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2408 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2410 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2411 max_loop_iterations_int.
2412 (tree_unswitch_outer_loop): Likewise.
2413 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2414 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2416 2016-04-12 Tom de Vries <tom@codesourcery.com>
2418 PR tree-optimization/68756
2419 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
2420 instead of new_name.
2422 2016-04-12 Jakub Jelinek <jakub@redhat.com>
2424 PR tree-optimization/70602
2425 * tree-sra.c (generate_subtree_copies): Don't write anything into
2426 constant pool decls.
2428 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
2429 regardless whether there are depend clauses or not.
2431 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2434 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
2435 target attribute and pragma from changing the -mfloat128
2436 and -mfloat128-hardware options.
2438 * doc/extend.texi (Additional Floating Types): Document PowerPC
2439 __float128 restrictions.
2441 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2444 * config/aarch64/driver-aarch64.c
2445 (aarch64_get_extension_string_for_isa_flags): New.
2446 (arch_extension): Rename to...
2447 (aarch64_arch_extension): ...This.
2448 (ext_to_feat_string): Rename to...
2449 (aarch64_extensions): ...This.
2450 (aarch64_core_data): Keep track of architecture extension flags.
2451 (cpu_data): Rename to...
2452 (aarch64_cpu_data): ...This.
2453 (aarch64_arch_driver_info): Keep track of architecture extension
2455 (get_arch_name_from_id): Rename to...
2456 (get_arch_from_id): ...This, change return type.
2457 (host_detect_local_cpu): Update and reformat for renames, handle
2458 extensions through common infrastructure.
2460 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2463 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
2464 track of a canonical flag name.
2465 (all_extensions): Likewise.
2466 (arch_to_arch_name): Also track extension flags enabled by the arch.
2467 (all_architectures): Likewise.
2468 (aarch64_parse_extension): Move to here.
2469 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
2471 (aarch64_rewrite_selected_cpu): Update for above change.
2472 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
2473 are handled, such that the single explicit value enabled by an
2474 extension is kept seperate from the implicit values it also enables.
2475 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
2477 (aarch64_parse_extension): New.
2478 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
2479 here to config/aarch64/aarch64-protos.h.
2480 (aarch64_parse_extension): Move from here to
2481 common/config/aarch64/aarch64-common.c.
2482 (aarch64_option_print): Update.
2483 (aarch64_declare_function_name): Likewise.
2484 (aarch64_start_file): Likewise.
2485 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
2486 the canonical flag for extensions.
2487 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
2490 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
2492 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
2495 2016-04-09 Tom de Vries <tom@codesourcery.com>
2497 PR tree-optimization/68953
2498 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
2499 first to last subscript.
2501 2016-04-09 Jakub Jelinek <jakub@redhat.com>
2503 PR tree-optimization/70586
2504 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
2507 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
2511 PR tree-optimization/70373
2515 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
2516 clauses for acc parallel reductions as necessary. Error on those
2518 * omp-low.c (scan_sharing_clauses): Don't install variables which
2519 are used in acc parallel reductions.
2520 (lower_rec_input_clauses): Remove dead code.
2521 (lower_oacc_reductions): Add support for reference reductions.
2522 (lower_reduction_clauses): Remove dead code.
2523 (lower_omp_target): Don't remap variables appearing in acc parallel
2525 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
2527 2016-04-08 Jakub Jelinek <jakub@redhat.com>
2530 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
2531 with multiple SSA_NAME defs, force the outputs other than first
2532 to be live before calling live_track_process_def on each output.
2534 PR rtl-optimization/70574
2535 * fwprop.c (forward_propagate_and_simplify): Don't add
2536 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
2537 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
2538 paradoxical subregs within *loc.
2540 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
2542 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
2543 -ftree-parallelize-loops={0,1}.
2544 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2545 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
2546 * config/ia64/hpux.h (LIB_SPEC): Likewise.
2547 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2548 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
2550 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
2553 * asan.c (instrument_derefs): If we get unknown location, extract it
2555 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
2557 2016-04-08 Tom de Vries <tom@codesourcery.com>
2559 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
2560 implicit firstprivate clause.
2562 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2565 * config/arm/thumb2.md (tst + branch-> lsls + branch
2566 peephole below *orsi_not_shiftsi_si): Require that condition
2567 register is dead after the peephole.
2568 (second peephole after the above): Likewise.
2570 2016-04-08 Alan Modra <amodra@gmail.com>
2573 * builtins.c (fold_builtin_classify): For IBM extended precision,
2574 look at just the high-order double to test for NaN.
2575 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
2576 test just the high double for Inf but both doubles for subnormal
2579 2016-04-07 Jakub Jelinek <jakub@redhat.com>
2581 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
2582 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
2583 node->simdclone->mask_mode != VOIDmode masks.
2584 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
2585 earlier, use it instead of node->simdclone.
2586 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2587 Set clonei->mask_mode.
2589 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2592 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
2593 Pass it through to cp_parser_already_scoped_statement.
2594 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
2595 it through to cp_parser_statement.
2596 (cp_parser_statement): Pass IF_P through to
2597 cp_parser_iteration_statement.
2598 (cp_parser_pragma): Adjust call to
2599 cp_parser_iteration_statement.
2601 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2604 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
2605 resolve a future -Wparentheses warning.
2606 * omp-low.c (scan_sharing_clauses): Likewise.
2607 * tree-parloops.c (eliminate_local_variables): Likewise.
2609 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
2611 PR rtl-optimization/70398
2612 * lra-constraints.c (process_address_1): Check zero scale and code
2613 for reloading with zero scale.
2615 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
2617 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
2618 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
2620 2016-04-06 Jakub Jelinek <jakub@redhat.com>
2622 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
2623 Add support for AVX512F clones, include them by default for
2624 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
2625 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
2629 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
2630 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
2631 firstprivate clauses.
2632 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
2633 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
2634 (lower_omp_target): Set TREE_NO_WARNING for
2635 non-addressable possibly uninitialized vars which are copied into
2636 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
2638 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
2640 * config/pa/predicates.md (integer_store_memory_operand): Accept
2641 REG+D operands with a large offset when reload_in_progress is true.
2642 (floating_point_store_memory_operand): Likewise.
2644 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2647 * match.pd (nested int casts): Limit to GIMPLE.
2649 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
2652 * ipa-devirt.c (maybe_record_node): Fix comment; use
2653 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
2655 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2657 PR rtl-optimization/70542
2658 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
2659 if there are any uses other than insn or debug insns.
2661 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
2662 Jakub Jelinek <jakub@redhat.com>
2664 PR tree-optimization/70509
2665 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
2666 Shift HOST_WIDE_INT_1U instead of 1.
2668 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
2670 PR tree-optimization/70509
2671 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
2672 of the vector base type for index.
2674 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
2679 2016-04-05 Richard Biener <rguenther@suse.de>
2681 PR tree-optimization/70526
2682 * tree-sra.c (build_ref_for_offset): Use prev_base to
2683 extract the alias pointer type.
2685 2016-04-05 Richard Biener <rguenther@suse.de>
2687 * dse.c (struct store_info): Remove alias_set member.
2688 (struct read_info_type): Likewise.
2689 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
2690 spill_deleted, clear_alias_set_lookup): Remove.
2691 (get_group_info): Remove dead base == NULL_RTX case.
2692 (dse_step0): Remove initialization of removed variables.
2693 (delete_dead_store_insn): Reomve alias set dumping.
2694 (free_read_records): Remove alias_set handling.
2695 (canon_address): Remove alias_set_out parameter.
2696 (record_store): Remove spill_alias_set, it's always zero.
2697 (check_mem_read_rtx): Likewise.
2698 (dse_step2): Rename from ...
2699 (dse_step2_nospill): ... this. Adjust.
2700 (scan_stores): Rename from ...
2701 (scan_stores_nospill): ... this.
2702 (scan_reads): Rename from ...
2703 (scan_reads_nospill): ... this.
2704 (scan_stores_spill, scan_reads_spill): Remove.
2705 (dse_step3_scan): Remove for_spills argument which is always false.
2706 (dse_step3): Likewise.
2707 (dse_step5): Rename from ...
2708 (dse_step5_nospill): ... this. Remove alias_set handling.
2709 (rest_of_handle_dse): Adjust.
2711 2016-04-05 Jakub Jelinek <jakub@redhat.com>
2714 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
2715 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
2716 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
2717 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
2719 2016-04-05 Richard Biener <rguenther@suse.de>
2722 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
2723 non-register type temporaries into SSA.
2725 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
2728 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
2729 calls when sanitizing.
2730 (possible_polymorphic_call_target_p): Fix formatting.
2732 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2733 Jakub Jelinek <jakub@redhat.com>
2736 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
2737 to ensure a call statement is compatible with a built-in's
2739 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
2742 2016-04-04 Richard Biener <rguenther@suse.de>
2744 PR rtl-optimization/70484
2745 * rtl.h (canon_output_dependence): Declare.
2746 * alias.c (canon_output_dependence): New function.
2747 * dse.c (record_store): Use canon_output_dependence rather
2748 than canon_true_dependence.
2750 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2753 * cgraph.h (symtab_node::copy_visibility_from): New function.
2754 * symtab.c (symtab_node::copy_visibility_from): New function.
2755 * ipa-visibility.c (optimize_weakref): New function.
2756 (function_and_variable_visibility): Use it.
2758 2016-04-04 Martin Liska <mliska@suse.cz>
2761 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
2762 value that is really in range handled by SBR instruction.
2763 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
2764 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
2765 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
2767 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
2771 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
2772 set, but not for SP_REG operands.
2774 2016-04-02 Martin Sebor <msebor@redhat.com>
2777 * fold-const.c (maybe_nonzero_address): New function.
2778 (fold_comparison): Call it. Fold equality and relational
2779 expressions involving null pointers.
2780 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
2782 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
2784 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
2785 the "Y" constraint (scalar FP 0.0 immediate).
2787 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
2788 Add the "const_double" to the list of operand constraints.
2790 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2792 PR rtl-optimization/70467
2793 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
2794 If low word of the last operand is 0, just emit addition/subtraction
2797 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2800 * config/s390/s390.c (s390_expand_insv): Check for everything
2801 constant instead of just VOIDmode stuff.
2803 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2806 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
2808 2016-04-01 Nathan Sidwell <nathan@acm.org>
2810 * tree.def (TRY_CATCH_EXPR): Correct documentation.
2812 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
2814 PR rtl-optimization/70461
2815 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
2818 2016-03-31 Martin Liska <mliska@suse.cz>
2821 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
2822 a tree value or an immediate integer value to a buffer
2823 that is eventually copied to a BRIG section.
2824 (emit_immediate_operand): Call the function here.
2825 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
2826 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
2827 of class' fields that are removed.
2828 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
2829 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
2830 m_brig_repr_size fields.
2832 2016-03-31 Martin Liska <mliska@suse.cz>
2835 * hsa-gen.c (hsa_function_representation::update_dominance): New
2837 (convert_addr_to_flat_segment): Likewise.
2838 (gen_hsa_memory_set): New alignment argument.
2839 (gen_hsa_ctor_assignment): Likewise.
2840 (gen_hsa_insns_for_single_assignment): Provide alignment
2841 to gen_hsa_ctor_assignment.
2842 (gen_hsa_insns_for_direct_call): Add new argument.
2843 (expand_lhs_of_string_op): New function.
2844 (expand_string_operation_builtin): Likewise.
2845 (expand_memory_copy): New function.
2846 (expand_memory_set): New function.
2847 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
2848 (convert_switch_statements): Change signature.
2849 (generate_hsa): Use a return value of the function.
2850 (pass_gen_hsail::execute): Do not call
2851 convert_switch_statements here.
2852 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
2853 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
2854 (hsa_function_representation::update_dominance): New function.
2856 2016-03-31 Martin Liska <mliska@suse.cz>
2859 * hsa-brig.c (emit_directive_variable): Emit alignment
2860 according to hsa_symbol::m_align.
2861 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
2862 (dump_hsa_symbol): Dump alignment of HSA symbols.
2863 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
2864 (gen_hsa_addr_with_align): New function.
2865 (hsa_bitmemref_alignment): Use newly added function.
2866 (gen_hsa_insns_for_load): Likewise.
2867 (gen_hsa_insns_for_store): Likewise.
2868 (gen_hsa_memory_copy): New argument added.
2869 (gen_hsa_insns_for_single_assignment): Respect
2870 alignment for assignments processed via gen_hsa_memory_copy.
2871 (gen_hsa_insns_for_direct_call): Likewise.
2872 (gen_hsa_insns_for_return): Likewise.
2873 (gen_function_def_parameters): Set default alignment.
2874 * hsa.c (hsa_object_alignment): New function.
2875 (hsa_byte_alignment): Pasted function.
2876 * hsa.h (hsa_symbol::m_align): New field.
2878 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2880 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
2881 scratch field for goto case.
2883 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
2885 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
2887 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
2890 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
2891 (scalar_chain::convert_insn): Call convert_op for reg
2892 moves to handle undefined registers.
2894 2016-03-31 Nathan Sidwell <nathan@acm.org>
2897 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
2898 Assert we don't want to move backwards.
2900 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
2903 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
2905 2016-03-31 Jakub Jelinek <jakub@redhat.com>
2907 PR rtl-optimization/70460
2908 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
2909 with operand from REG_LABEL_OPERAND, instead substitute
2910 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
2911 Don't do anything for REG_NON_LOCAL_GOTO jumps.
2913 2016-03-31 Martin Liska <mliska@suse.cz>
2915 * passes.c (execute_one_pass): Do not call
2916 todo_after for a discarded function.
2918 2016-03-31 Bin Cheng <bin.cheng@arm.com>
2920 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
2921 (no_cost, infinite_cost): Initialize the new field.
2922 (get_computation_cost_at): Record setup cost.
2923 (determine_use_iv_cost_address): Skip cost computation for sub
2924 uses if we can estimate it without losing accuracy.
2926 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
2928 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
2930 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
2931 max_loop_iterations_int.
2932 (tree_unswitch_outer_loop): Likewise.
2933 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2934 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2936 2016-03-30 Richard Biener <rguenther@suse.de>
2939 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
2941 2016-03-30 Jakub Jelinek <jakub@redhat.com>
2944 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
2945 in gen_blendm expander.
2947 2016-03-30 Nick Clifton <nickc@redhat.com>
2950 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
2951 case where we are already provided with an SImode SUBREG.
2953 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
2956 * config/i386/i386.c (ix86_expand_epilogue): Properly check
2957 conflict between DRAP register and __builtin_eh_return.
2959 2016-03-30 Michael Matz <matz@suse.de>
2960 Richard Biener <rguenther@suse.de>
2963 * ipa-polymorphic-call.c (struct type_change_info): Change
2964 speculative to an unsigned allowing to limit the work we do.
2965 (csftc_abort_walking_p): New inline function..
2966 (check_stmt_for_type_change): Limit the number of may-defs
2967 skipped for speculative devirtualization to
2968 max-speculative-devirt-maydefs.
2969 * params.def (max-speculative-devirt-maydefs): New param.
2970 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
2972 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
2975 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
2978 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
2980 PR tree-optimization/59124
2981 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
2982 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
2984 2016-03-29 Jeff Law <law@redhat.com>
2986 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
2988 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
2990 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
2993 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
2995 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
2996 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
2997 gcrt0.o if linking dynamically.
2999 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3002 * ipa-devirt.c (methods_equal_p): New function.
3003 (compare_virtual_tables): Use it.
3004 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
3005 * cgraphclones.c (clone_function_name_1): Use
3006 symbol_table::symbol_suffix_separator.
3007 * coverage.c (build_var): Likewise.
3008 * symtab.c (symbol_table::symbol_suffix_separator): New.
3010 2016-03-29 Jakub Jelinek <jakub@redhat.com>
3012 PR rtl-optimization/70429
3013 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
3014 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
3015 mode != result_mode.
3018 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
3020 PR tree-optimization/70405
3021 * ssa-iterators.h (num_imm_uses): Add missing braces.
3023 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
3025 PR rtl-optimization/68695
3026 * ira-color.c (allocno_copy_cost_saving): New.
3027 (improve_allocation): Use it.
3029 2016-03-29 Richard Henderson <rth@redhat.com>
3032 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
3034 2016-03-29 Richard Biener <rguenther@suse.de>
3037 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
3038 use alignment returned by get_pointer_alignment_1 if it is
3039 bigger than BITS_PER_UNIT.
3040 * builtins.c (get_pointer_alignment_1): Do not return true
3041 for alignment extracted from SSA info.
3043 2016-03-28 James Bowman <james.bowman@ftdichip.com>
3045 * config/ft32/ft32.opt (mnodiv): New.
3046 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
3047 * doc/invoke.texi (FT32 Options -mnodiv): New.
3049 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
3052 * config/i386/i386.md (define_split, andn): Fix modes.
3054 2016-03-26 Richard Biener <rguenther@suse.de>
3055 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3058 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
3060 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
3061 as 2nd argument to cl_optimization_restore().
3063 2016-03-25 Richard Henderson <rth@redhat.com>
3066 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
3067 * config/aarch64/aarch64-protos.h: Declare it.
3068 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
3070 2016-03-25 Alan Modra <amodra@gmail.com>
3073 * config/rs6000/constraints.md (j): Simplify.
3074 * config/rs6000/predicates.md (easy_fp_constant): Exclude
3076 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
3077 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
3078 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
3079 in all constraint alternatives.
3080 (movtd_64bit_nodm): Delete "j" constraint alternative.
3082 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3084 * tree-ssa-propagate.c: Enhance docs for
3085 SSA_PROP_NOT_INTERESTING.
3087 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
3089 * doc/extend.texi: Fix typo in documentation to pure attribute.
3091 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
3094 * config/pa/pa.md (bswapdi2): Use a scratch register.
3096 2016-03-24 Richard Henderson <rth@redhat.com>
3099 * fold-const.c (extract_muldiv_1): Correct test for multiplication
3102 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
3105 using ix86_expand_binary_operator instead of gen_andsi3.
3107 2016-03-24 Richard Biener <rguenther@suse.de>
3109 PR tree-optimization/70396
3110 * tree-vect-stmts.c (vectorizable_comparison): Use
3111 get_vectype_for_scalar_type.
3113 2016-03-24 Richard Biener <rguenther@suse.de>
3116 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
3117 with register bases.
3119 2016-03-24 Richard Biener <rguenther@suse.de>
3121 PR tree-optimization/70372
3122 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
3123 build_all_ones_cst to also handle vector types correctly.
3125 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3128 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
3131 2016-03-23 Marek Polacek <polacek@redhat.com>
3134 * doc/invoke.texi: Document -Wignored-attributes.
3136 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3138 PR tree-optimization/69042
3139 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
3140 parameter from 30 to 40.
3142 2016-03-23 Bin Cheng <bin.cheng@arm.com>
3144 PR tree-optimization/69042
3145 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
3146 for use with constant offset stripped in base.
3148 2016-03-23 Richard Biener <rguenther@suse.de>
3151 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
3152 mode compatibility check.
3153 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3155 2016-03-23 Jeff Law <law@redhat.com>
3157 PR tree-optimization/64058
3158 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
3160 (struct ssa_conflicts): Move up earlier in the file.
3161 (conflicts_, var_map_): New static variables.
3162 (initialize_conflict_count): New function to initialize the
3163 CONFLICT_COUNT field for each conflict pair.
3164 (compare_pairs): Lazily initialize the conflict count and use it
3165 as the first tie-breaker.
3166 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
3167 and wipe conflicts_ and map_ around the call to qsort. Remove
3168 special case for 2 coalesce pairs.
3169 * bitmap.c (bitmap_count_unique_bits): New function.
3170 (bitmap_count_bits_in_word): New function, extracted from
3172 (bitmap_count_bits): Use bitmap_count_bits_in_word.
3173 * bitmap.h (bitmap_count_unique_bits): Declare it.
3175 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
3178 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
3179 transparent alias chain for decl assembler name.
3180 * config/sol2.c (solaris_assemble_visibility): Likewise.
3182 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3184 * config/arm/arm1020e.md (1020call_op): Reduce reservation
3186 (v10_fdivs): Likewise.
3187 (v10_fdivd): Likewise.
3189 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3192 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
3193 to not call fclose twice on file.
3195 2016-03-23 Jakub Jelinek <jakub@redhat.com>
3197 PR tree-optimization/70354
3198 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
3199 oprnd0 is wider than oprnd1 and there is a cast from the wider
3200 type to oprnd1, mask it with the mask of the narrower type.
3203 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
3204 Optimize TARGET_STV splitters, if high or low word of last argument
3207 2016-03-22 Jeff Law <law@redhat.com>
3210 tree-ssa-threadbackward.c
3211 (fsm_find_control_statement_thread_paths): Correctly distinguish
3212 between old style jump threads vs FSM jump threads.
3214 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
3217 * config/i386/i386.c (scalar_chain::convert_op): Support
3218 uninitialized register usage case.
3220 2016-03-22 Richard Biener <rguenther@suse.de>
3223 * genmatch.c (gen_transform): Adjust last parameter to a three-state
3225 (capture::gen_transform): ... to change behavior when substituting
3226 a condition into cond or not-cond expr context.
3227 (dt_simplify::gen_1): Adjust.
3228 * gimple-match-head.c: Include gimplify.h for unshare_expr.
3229 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
3230 last change and instead change to
3231 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
3232 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3234 2016-03-22 Anthony Green <green@moxielogic.com>
3236 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
3237 issue for moxiebox targets.
3238 (CC1PLUS_SPEC): Ditto.
3240 2016-03-22 Richard Biener <rguenther@suse.de>
3243 * fold-const.c (extract_muldiv_1): Properly perform multiplication
3246 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3248 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
3250 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
3253 * config/i386/i386.c (def_builtin): Handle
3254 OPTION_MASK_ISA_AVX512VL to be and-ed with other
3256 (const struct builtin_description bdesc_special_args[]):
3257 Remove duplicate ISA bits.
3259 2016-03-22 Jakub Jelinek <jakub@redhat.com>
3262 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
3263 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
3264 in a way that works also for AVX512BW.
3267 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
3268 instead of source if operands[1] is xmm16 and above and
3269 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
3270 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
3273 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
3274 on assign if (*from_p) is a comparison, set it to
3275 TREE_NO_WARNING (*from_p).
3277 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3280 * lra.c (restore_scratches): Ignore deleted insns.
3282 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
3283 Jakub Jelinek <jakub@redhat.com>
3285 PR tree-optimization/70317
3286 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
3289 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
3292 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
3293 of ix86_expand_move.
3295 (movti): Use general_operand for operand 1 predicate.
3297 2016-03-21 Martin Liska <mliska@suse.cz>
3299 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
3301 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
3303 2016-03-21 Martin Liska <mliska@suse.cz>
3306 * ipa-icf.c (sem_function::parse): Skip static
3307 constructors and destructors.
3309 2016-03-21 Jakub Jelinek <jakub@redhat.com>
3312 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
3313 function-like macro, peek following token(s) if it is followed
3314 by CPP_OPEN_PAREN token with optional padding in between, and
3315 if not, don't treat it like a macro.
3317 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
3318 Alexander Monakov <amonakov@ispras.ru>
3320 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
3321 for the stabs debug format.
3323 2016-03-21 Richard Biener <rguenther@suse.de>
3325 PR tree-optimization/70310
3326 * tree-vect-generic.c (expand_vector_condition): Fold the built
3329 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
3332 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
3333 Block third alternative for AVX-512VL target,
3335 2016-03-21 Martin Liska <mliska@suse.cz>
3338 * hsa-brig.c (emit_function_directives): Mark unemitted
3339 global variables for emission.
3340 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
3341 (get_symbol_for_decl): Likewise.
3342 * hsa.h (struct hsa_symbol): New flag.
3344 2016-03-21 Richard Biener <rguenther@suse.de>
3346 PR tree-optimization/70288
3347 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
3348 we do not estimate unsimplified all-constant conditionals or
3349 switches as optimized away.
3351 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
3353 PR rtl-optimization/69102
3354 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
3355 when we have a readonly dependency context.
3357 2016-03-18 Jeff Law <law@redhat.com>
3359 PR rtl-optimization/70263
3360 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
3361 (update_equiv_regs): When trying to move a store to after the insn
3362 that sets the source of the store, make sure the store occurs after
3363 the insn that sets the source of the store. When successful note
3364 the REG_EQUIV note created in the dump file.
3366 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
3367 Bernd Schmidt <bschmidt@redhat.com>
3369 * doc/extend.texi: Document more potential problems with basic asms.
3371 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
3373 PR rtl-optimization/70278
3374 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
3377 2016-03-18 Jason Merrill <jason@redhat.com>
3379 * calls.c (load_register_parameters): Fix zero size sibcall logic.
3381 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
3383 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
3384 values to 128b regs.
3386 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
3388 PR tree-optimization/70252
3389 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
3390 boolean vector has a proper number of elements.
3391 (supportable_narrowing_operation): Likewise.
3393 2016-03-18 Tom de Vries <tom@codesourcery.com>
3396 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
3398 2016-03-18 Jakub Jelinek <jakub@redhat.com>
3400 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
3401 instead of replace_rtx for DEBUG_INSNs.
3403 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3405 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
3406 load type reservations.
3408 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
3411 * config/pa/constraints.md: Revert 2015-02-13 change. Use
3412 define_constraint for "Q" and "T" constraints.
3414 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
3416 Tweak the pipeline model for Exynos M1
3418 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
3421 2016-03-17 David Malcolm <dmalcolm@redhat.com>
3424 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
3425 where one or both locations aren't within a line_map.
3427 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
3430 * opts.c (finish_options): Don't set flag_pie to the default if
3431 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
3434 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
3436 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
3437 true as ALL_REGS argument to replace_rtx.
3439 2016-03-17 Richard Biener <rguenther@suse.de>
3442 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
3445 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3448 * rtl.h (replace_rtx): Add ALL_REGS argument.
3449 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
3450 equality and assert mode is the same, instead of just rtx pointer
3452 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
3453 true as ALL_REGS argument to replace_rtx.
3455 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
3457 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
3458 for boolean vector with vector mode only.
3459 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
3461 2016-03-17 Nick Clifton <nickc@redhat.com>
3464 * config/rx/rx.c (rx_print_integer): Print negative constants in
3467 2016-03-17 Jakub Jelinek <jakub@redhat.com>
3470 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
3472 2016-03-16 Richard Henderson <rth@redhat.com>
3473 Richard Biener <rguenth@suse.de>
3478 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
3479 first operand as is_gimple_condexpr.
3484 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
3485 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
3486 Do not gimplify the result.
3487 (do_unop): Adjust call to tree_vec_extract.
3488 (do_binop): Likewise.
3489 (do_compare): Likewise.
3490 (do_plus_minus): Likewise.
3491 (do_negate): Likewise.
3492 (expand_vector_condition): Likewise.
3493 (do_cond): Likewise.
3495 2016-03-16 Richard Henderson <rth@redhat.com>
3498 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
3499 (aarch64_classify_address): Use it.
3500 (aarch64_legitimize_address): Force all subexpressions of PLUS
3501 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
3503 2016-03-16 Jakub Jelinek <jakub@redhat.com>
3504 Richard Biener <rguenth@suse.de>
3507 * rtlanal.c (replace_rtx): For REG, if from is a REG,
3508 return to even if only REGNO is equal, and assert
3511 2016-03-11 Jeff Law <law@redhat.com>
3513 PR rtl-optimization/70224
3514 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
3516 2016-03-16 Richard Henderson <rth@redhat.com>
3519 * function.h (struct function): Add has_forced_label_in_static.
3520 * gimplify.c (force_labels_r): Set it.
3521 * lto-streamer-in.c (input_struct_function_base): Read it.
3522 * lto-streamer-out.c (output_struct_function_base): Write it.
3523 * tree-inline.c (has_label_address_in_static_1): Remove.
3524 (copy_forbidden): Remove fndecl parameter; test
3525 has_forced_label_in_static.
3526 (inline_forbidden_p): Update call to copy_forbidden.
3527 (tree_versionable_function_p): Likewise.
3528 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
3529 (chkp_versioning): Likewise.
3530 * tree-inline.h (copy_forbidden): Update decl.
3532 2016-03-16 Marek Polacek <polacek@redhat.com>
3535 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
3536 function being thunked if the result type doesn't have fixed size.
3537 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
3538 doesn't have fixed size.
3540 2016-03-16 Bin Cheng <bin.cheng@arm.com>
3542 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
3543 reporting malformed loop nest.
3545 2016-03-16 Tom de Vries <tom@codesourcery.com>
3548 * ipa-devirt.c (possible_polymorphic_call_targets): Move
3549 nodes.length () == 1 test to before first nodes[0] access.
3551 2016-03-16 Tom de Vries <tom@codesourcery.com>
3553 PR tree-optimization/68715
3554 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
3557 2016-03-16 Tom de Vries <tom@codesourcery.com>
3559 PR tree-optimization/68809
3560 * graphite-scop-detection.c (same_close_phi_node): Test if result types
3563 2016-03-16 Carlos O'Donell <carlos@redhat.com>
3564 Sandra Loosemore <sandra@codesourcery.com>
3566 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
3567 on leaf attribute. Mention ELF interposition problems.
3569 2016-03-16 Alan Modra <amodra@gmail.com>
3571 PR rtl-optimization/69195
3572 PR rtl-optimization/47992
3573 * ira.c (indirect_jump_optimize): Ignore artificial defs.
3576 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
3579 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
3581 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3583 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
3585 2016-03-15 Jakub Jelinek <jakub@redhat.com>
3587 PR rtl-optimization/70222
3588 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
3589 optimization if mode is different from result_mode, queue up masking
3590 of the result in outer_op. Formatting fix.
3593 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
3596 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3598 PR rtl-optimization/69032
3599 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
3600 looping backwards over basic block insns.
3602 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3605 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
3606 to non-speculative when propagating trap bits.
3608 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3610 PR rtl-optimization/63384
3611 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
3614 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
3617 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
3618 factored out from ...
3619 (sched_analyze_insn): ... here.
3620 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
3621 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
3622 get_implicit_reg_pending_clobbers in it.
3623 (setup_id_reg_sets): Use setup_id_implicit_regs.
3624 (deps_init_id): Ditto.
3626 2016-03-15 Tom de Vries <tom@codesourcery.com>
3629 * cgraph.c (cgraph_node::get_body): Save, reset and restore
3631 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
3632 execute_function_dump.
3633 (execute_one_pass): Don't dump function if it will be dumped after ipa
3636 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
3638 * genrecog.c (match_pattern_2): If pred is NULL don't call
3639 safe_predicate_mode on it.
3641 2016-03-14 Jakub Jelinek <jakub@redhat.com>
3644 * lra-constraints.c (delete_move_and_clobber): Change assertion
3645 to also allow dregno == 0.
3647 2016-03-14 Richard Henderson <rth@redhat.com>
3650 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
3651 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
3652 (reassociate_bb): Use optimize_vec_cond_expr; avoid
3653 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
3656 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
3659 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
3661 (lra_create_live_ranges_1): initialize hard register biggest_mode to
3663 * lra-constraints.c (split_reg): For hard regs, try to find the
3664 biggest single-register mode used in the function.
3666 2016-03-14 Richard Biener <rguenther@suse.de>
3668 PR tree-optimization/56365
3669 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
3670 constants to compare against.
3672 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
3675 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
3676 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
3677 (define_split for the GPR case): Use int_reg_operand instead of
3678 gpc_reg_operand for the output.
3680 2016-03-14 Tom de Vries <tom@codesourcery.com>
3682 PR tree-optimization/70045
3683 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
3684 create_empty_if_region_on_edge argument.
3686 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
3688 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
3689 (STACK_CHECK_PROTECT): Likewise.
3690 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3691 (STACK_CHECK_PROTECT): Likewise.
3692 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
3693 (STACK_CHECK_PROTECT): Likewise.
3694 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
3695 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
3696 (STACK_CHECK_PROTECT): Likewise.
3698 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
3700 PR rtl-optimization/69307
3701 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
3702 registers in modes that span more than one register.
3704 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
3707 * lra-constraints.c (delete_move_and_clobber): New.
3708 (remove_inheritance_pseudos): Use it.
3710 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
3713 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
3714 the libcall is LCT_THROW.
3715 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
3716 for the checking routine.
3718 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3721 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
3722 optimization if we have direct move.
3723 (roundu32<mode>2_fprs): Likewise.
3725 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
3728 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
3730 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
3731 Arguments swapped. All callers changed. Take reg_renumber into
3732 account, and Calculate and compare register ranges for hard regs.
3734 2016-03-11 Jeff Law <law@redhat.com>
3736 PR tree-optimization/70190
3737 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
3738 Handle cases where we can not extract the taken edge, even though we
3739 found a constant value.
3741 PR tree-optimization/64058
3742 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
3743 (num_coalesce_pairs): Move up earlier in file.
3744 (find_coalesce_pair): Initialize the INDEX field for each pair
3746 (compare_pairs): No longer sort on the elements in each pair.
3747 Instead break ties with the index of the coalesce pair.
3749 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3752 * config/aarch64/aarch64-protos.h
3753 (aarch64_save_restore_target_globals): New prototype.
3754 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
3755 Call the above when popping pragma.
3756 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
3758 (aarch64_set_current_function): Rewrite using the above.
3760 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3762 PR tree-optimization/70177
3763 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
3764 (extract_ops_from_tree): ... this. In the 2 argument
3765 overload remove _1 suffix.
3766 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
3767 (extract_ops_from_tree): ... this.
3768 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
3770 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3771 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
3772 extract_ops_from_tree instead of 2 operand one.
3774 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
3776 PR tree-optimization/70013
3777 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
3778 for constant-pool entries.
3780 2016-03-11 Jakub Jelinek <jakub@redhat.com>
3782 PR rtl-optimization/70174
3783 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
3784 followed by gen_lowpart on force_reg instead of just gen_lowpart.
3786 PR tree-optimization/70169
3787 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
3788 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
3791 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3792 Jakub Jelinek <jakub@redhat.com>
3795 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
3796 of uninitialized values.
3798 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3800 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
3802 ("*trunctddd2"): New pattern definition.
3803 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
3806 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3808 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
3809 definitions for BFP and DFP rounding modes.
3810 ("fixuns_truncdddi2", "fixuns_trunctddi2")
3811 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
3812 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
3813 ("fix_trunctf<mode>2"): Use the new constants instead of magic
3816 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3818 * config/s390/constraints.md: Adjust comment.
3819 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
3820 s390_decompose_addrstyle_without_index.
3821 * config/s390/predicates.md (shift_count_or_setmem_operand):
3822 Rename to setmem_operand.
3823 * config/s390/s390-protos.h
3824 (s390_decompose_shift_count): Rename to
3825 s390_decompose_addrstyle_without_index.
3826 * config/s390/s390.c (s390_decompose_shift_count)
3827 (s390_mem_constraint, print_shift_count_operand)
3828 (print_operand_address, print_operand): Rename
3829 s390_decompose_shift_count to
3830 s390_decompose_addrstyle_without_index and rename
3831 print_shift_count_operand to print_addrstyle_operand troughout the
3833 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
3834 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
3835 Rename shift_count_or_setmem_operand to setmem_operand.
3836 * config/s390/vx-builtins.md ("vec_insert<mode>")
3837 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
3840 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3843 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
3844 Handle overlapping retval and newval.
3846 2016-03-10 Nick Clifton <nickc@redhat.com>
3849 * config/aarch64/aarch64.c
3850 (aarch64_override_options_after_change_1): When forcing
3851 flag_omit_frame_pointer to be true, use a special value that can
3852 be detected if this function is called again, thus preventing
3853 flag_omit_leaf_frame_pointer from being forced to be false.
3855 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3857 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
3858 Set x_flag_omit_leaf_frame_pointer when handling
3859 -momit-leaf-frame-pointer.
3861 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3864 * cgraph.c (cgraph_node::dump): Dump split_part and
3865 indirect_call_target.
3866 * cgraph.h (cgraph_node): Add indirect_call_target flag.
3867 * ipa.c (has_addr_references_p): Cleanup.
3868 (is_indirect_call_target_p): New.
3869 (walk_polymorphic_call_targets): Do not mark virtuals that may be
3870 called indirectly as local.
3871 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
3873 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3876 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
3877 on cxa_pure_virtual.
3879 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3882 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
3884 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
3887 * tree.c (need_assembler_name_p): Only record main variant type names.
3889 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3892 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
3893 Always define to 0 or 1.
3894 (TARGET_FIX_ERR_A53_843419): New macro.
3895 * config/aarch64/aarch64-elf-raw.h
3896 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
3897 * config/aarch64/aarch64-linux.h: Likewise.
3898 * config/aarch64/aarch64.c
3899 (aarch64_override_options_after_change_1): Do not default
3900 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
3902 (aarch64_attributes): Handle fix-cortex-a53-843419.
3903 (aarch64_can_inline_p): Likewise.
3904 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
3906 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
3907 Jakub Jelinek <jakub@redhat.com>
3909 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
3910 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
3911 DECL_COMMONS if flag_unconstrained_commons is set.
3912 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3913 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
3914 (funconstrained-commons): Document.
3916 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
3918 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
3919 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
3921 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
3923 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
3924 has a proper number of elements.
3926 2016-03-10 Alan Modra <amodra@gmail.com>
3928 PR rtl-optimization/69195
3929 PR rtl-optimization/47992
3930 * ira.c (recorded_label_ref): Delete.
3931 (update_equiv_regs): Return void.
3932 (indirect_jump_optimize): New function.
3933 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
3934 before regstat_compute_ri. Don't rebuild_jump_labels here.
3935 Delete update_regstat.
3937 2016-03-10 Richard Biener <rguenther@suse.de>
3939 PR tree-optimization/70128
3940 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3941 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
3943 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3945 PR tree-optimization/70152
3946 * tree-sra.c (replace_removed_params_ssa_names): Copy over
3947 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
3950 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
3951 instead of gen_sse2_loadlpd.
3952 * config/i386/sse.md (*vec_concatv2df): Rename to...
3953 (vec_concatv2df): ... this.
3955 PR tree-optimization/70127
3956 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
3958 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3962 * diagnostic-show-locus.c (compatible_locations_p): New function.
3963 (layout::layout): Sanitize ranges using compatible_locations_p.
3965 2016-03-09 David Malcolm <dmalcolm@redhat.com>
3969 * diagnostic-show-locus.c (layout_range::layout_range): Replace
3970 location_range param with three const expanded_locations * and a
3972 (layout::layout): Replace call to
3973 rich_location::lazily_expand_location with get_expanded_location.
3974 Extract the range and perform location expansion here, passing
3975 the results to the layout_range ctor.
3976 * diagnostic.c (source_range::debug): Delete.
3977 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
3978 of rich_location::get_expanded_location.
3979 * gcc-rich-location.c (get_range_for_expr): Delete.
3980 (gcc_rich_location::add_expr): Reimplement to avoid the
3981 rich_location::add_range overload that took a location_range,
3982 passing a location_t instead.
3984 2016-03-09 Richard Biener <rguenther@suse.de>
3985 Jakub Jelinek <jakub@redhat.com>
3987 PR tree-optimization/70138
3988 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3989 Also skip vect_double_reduction_def.
3991 2016-03-09 Jakub Jelinek <jakub@redhat.com>
3994 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
3995 if the operand is "m".
3997 2016-03-09 Nathan Sidwell <nathan@acm.org>
3999 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
4001 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4003 * config/i386/i386.c (processor_target_table): Fix cost table
4004 intialization order for znver1.
4006 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4008 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
4009 - becuase -> because.
4010 * ipa-reference.c (ignore_module_statics): Likewise.
4011 * cgraph.c (cgraph_node::get_body): Likewise.
4012 * ipa-inline.c (early_inliner): Likewise.
4013 * ipa-devirt.c (types_same_for_odr): Likewise.
4014 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4015 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
4017 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4019 * tree-ssa-math-opts.c: Fix typo in comment.
4021 2016-03-08 Jakub Jelinek <jakub@redhat.com>
4024 * config/i386/i386.c (scalar_chain::make_vector_copies,
4025 scalar_chain::convert_reg): Call end_sequence in between
4026 get_insns and emit_conversion_insns rather than after both
4029 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
4032 * config/i386/i386.h (machine_function): Add
4033 pc_thunk_call_expanded flag.
4034 (ix86_pc_thunk_call_expanded): New define.
4035 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
4036 (*set_got): Rename insn pattern from set_got.
4037 (*set_got_labelled): Rename inst pattern from set_got_labelled.
4038 * config/i386/i386.c (ix86_compute_frame_layout): Use
4039 ix86_pc_thunk_call_expanded to prevent red-zone.
4041 2016-03-07 Martin Jambor <mjambor@suse.cz>
4043 * hsa.h (hsa_get_ctor_statements): Declare.
4044 (hsa_get_dtor_statements): Likewise.
4045 (hsa_get_kernel_dispatch_type): Likewise.
4046 * hsa.c (hsa_get_ctor_statements): New function.
4047 (hsa_get_dtor_statements): Likewise.
4048 (hsa_get_kernel_dispatch_type): Likewise.
4049 * hsa-brig.c (hsa_cdtor_statements): Removed.
4050 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
4051 hsa_get_dtor_statements.
4052 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
4053 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
4055 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
4057 * config/arm/arm-cores.def (cortex-r8): New.
4058 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
4059 * config/arm/arm-tune.md: Likewise.
4060 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
4062 2016-03-07 Martin Sebor <msebor@redhat.com>
4064 PR rtl-optimization/19705
4065 * doc/invoke.texi (Options That Control Optimization): Clarify
4066 -fno-branch-count-reg.
4068 2016-02-26 Richard Biener <rguenther@suse.de>
4069 Jeff Law <law@redhat.com>
4071 PR tree-optimization/69740
4072 * cfghooks.c (remove_edge): Request loop fixups if we delete
4073 an edge that might turn an irreducible loop into a natural
4075 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
4076 Move after definition of loops_state_clear.
4078 2016-03-07 Bin Cheng <bin.cheng@arm.com>
4080 PR rtl-optimization/69052
4081 * rtlanal.c (commutative_operand_precedence): Set higher precedence
4084 2016-03-07 Tom de Vries <tom@codesourcery.com>
4086 PR tree-optimization/70116
4087 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
4088 is_tm_ending stmts and ubsan/asan internal functions.
4089 (find_duplicate): Use it. Don't test is_tm_ending here.
4091 2016-03-07 Richard Biener <rguenther@suse.de>
4093 PR tree-optimization/70115
4094 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
4095 (propagate_constants_for_unrolling): Use replace_uses_by.
4097 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
4100 * omp-low.c (struct oacc_loop): Add ifns.
4101 (new_oacc_loop_raw): Initialize it.
4102 (finish_oacc_loop): Clear mask & flags if no ifns.
4103 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
4104 (oacc_loop_xform_loop): Add ifns arg & adjust.
4105 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
4107 2016-03-07 Richard Henderson <rth@redhat.com>
4110 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
4111 (insert_value_copy_on_edge): Likewise.
4113 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4115 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
4117 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4120 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
4122 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4124 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
4126 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4128 Fix sseimul type attribute.
4129 * config/i386/znver1.md
4130 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
4131 znver1_sseimul_avx256_load) : Fix the type attribute.
4132 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
4133 pipe usage and latency.
4135 2016-03-05 Jakub Jelinek <jakub@redhat.com>
4138 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
4139 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
4142 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4145 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
4147 PR rtl-optimization/69941
4148 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
4149 the reg share its mode.
4151 2016-03-04 Jeff Law <law@redhat.com>
4153 PR tree-optimization/69196
4154 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4155 If the both SSA_NAMEs are anonymous, then consider them unassociated
4156 and include the PHI in the statement count.
4158 2016-03-05 Tom de Vries <tom@codesourcery.com>
4160 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
4161 construct in oacc routine. Check for oacc region in oacc routine.
4163 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4166 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
4167 2016-02-22 changes, instead don't recurse if RECUR is already true.
4168 Don't change *dynamic_check if RECUR. Adjust recursive caller
4169 to pass true to the new argument.
4170 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
4173 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4174 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
4176 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
4178 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
4180 PR rtl-optimization/57676
4181 * lra-assigns.c (lra_assign): Guard test for maximum iterations
4184 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
4186 * tree-vect-patterns.c (search_type_for_mask): Handle
4187 comparison of booleans.
4189 2016-03-04 Jakub Jelinek <jakub@redhat.com>
4191 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
4195 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
4196 all other ops that have dw_val_class_die_ref operands,
4197 and DW_OP_GNU_entry_value.
4199 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4201 PR rtl-optimization/69904
4202 * config/arm/arm.c (arm_cannot_copy_insn_p):
4203 Return true for load-exclusive instructions.
4205 2016-03-03 Jakub Jelinek <jakub@redhat.com>
4208 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
4209 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
4210 the pattern no matter if it is used just by non-pattern, pattern
4212 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
4213 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
4214 oprnd1 def_stmt is in pattern, don't look through it.
4216 2016-03-03 Marek Polacek <polacek@redhat.com>
4219 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
4221 2016-03-03 Martin Liska <mliska@suse.cz>
4223 PR tree-optimization/70043
4224 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
4225 previous statement if we see a debug statement.
4227 2016-03-03 Richard Biener <rguenther@suse.de>
4229 PR tree-optimization/55936
4230 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
4231 parameter and guard unsafe equivalence use.
4232 (vrp_evaluate_conditional_warnv_with_ops): Always use
4233 safe equivalences but not via the quadratic compare_names
4236 2016-03-03 Michael Collison <michael.collison@linaro.org>
4239 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
4240 for operand 1 to s_register_operand. Change predicate for operand
4241 2 to arm_not_immediate_operand.
4243 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
4245 * doc/tm.texi: Regenerated.
4247 2016-03-02 Richard Henderson <rth@redhat.com>
4250 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
4251 simplification when all args are positive non-fixed registers.
4253 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4255 * target.def (lra_p): Specify that new ports should use LRA.
4257 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4260 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
4261 gimplify_type_sizes the type they refer to.
4262 (omp_notice_variable): Handle reference vars to VLAs.
4263 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
4264 reference to VLA decls in the second pass instead of first pass.
4266 2016-03-02 Tom de Vries <tom@codesourcery.com>
4268 PR tree-optimization/68659
4269 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
4270 new_expr == NULL_TREE.
4271 (get_new_name): Handle ADDR_EXPR.
4273 2016-03-02 Bin Cheng <bin.cheng@arm.com>
4275 PR rtl-optimization/69052
4276 * loop-invariant.c (canonicalize_address): New function.
4277 (inv_can_prop_to_addr_use): Check validity of address expression
4278 which is canonicalized by above function.
4280 2016-03-02 Alan Modra <amodra@gmail.com>
4283 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
4286 2016-03-02 Jakub Jelinek <jakub@redhat.com>
4289 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
4290 (*movhi_internal): Put mask moves from and to memory separately
4291 from moves from/to GPRs.
4293 2016-03-02 Richard Biener <rguenther@suse.de>
4295 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
4296 GENERIC expressions in GIMPLE.
4298 2016-03-02 Richard Biener <rguenther@suse.de>
4300 * config/i386/i386.c (type_natural_mode): Fix typo.
4302 2016-03-02 Nick Clifton <nickc@redhat.com>
4304 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
4306 2016-03-02 Richard Biener <rguenther@suse.de>
4307 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
4312 2016-03-02 Richard Biener <rguenther@suse.de>
4315 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
4317 2016-03-02 Marek Polacek <polacek@redhat.com>
4320 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
4321 "is promoted to" warning.
4323 2016-03-01 DJ Delorie <dj@redhat.com>
4325 * config.gcc: Deprecate mep-*.
4327 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
4330 * lra-constraints.c (regno_val_use_in): New.
4331 (match_reload): Use it instead of regno_use_in.
4333 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4335 PR rtl-optimization/70007
4336 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
4337 references present in REG_EQUAL notes attached to non-SET patterns.
4339 2016-03-01 Jeff Law <law@redhat.com>
4341 PR tree-optimization/69196
4342 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4343 Appropriately clamp the number of statements to copy when the
4344 thread path does not traverse a loop backedge.
4346 PR tree-optimization/69196
4347 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4348 Do count some PHIs in the thread path against the insn count. Decrease
4349 final statement count by one as the control statement in the last
4350 block will get removed. Remove special cased code for handling PHIs
4353 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
4356 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
4357 asm dialect alternatives to explicit GOTPCREL calls.
4359 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
4362 * ira.c (do_reload): Issue warning for generic stack checking here...
4363 * reload1.c (reload): ...instead of here and streamline it.
4365 2016-03-01 Nick Clifton <nickc@redhat.com>
4367 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
4369 2016-03-01 Richard Biener <rguenther@suse.de>
4371 PR tree-optimization/69983
4372 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
4373 types and fall back to operand_equal_p.
4375 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4380 * config/s390/constraints.md ("jm8"): New constraint.
4381 * config/s390/predicates.md ("const_int_8bitset_operand"): New
4383 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
4385 ("*setmem_long<setmem_and>"): New pattern.
4386 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
4388 ("*setmem_long_31z<setmem_and>"): New pattern.
4389 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
4390 New substitution rules with the required attributes.
4393 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4396 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4398 * gensupport.c (process_substs_on_one_elem): Split loop to
4399 complete mark_operands_used_in_match_dup on all expressions in the
4401 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4402 and remove function.
4404 2016-03-01 Richard Biener <rguenther@suse.de>
4407 * fold-const.c (fold_indirect_ref_1): Fix range checking for
4408 vector BIT_FIELD_REF extract.
4410 2016-03-01 Richard Biener <rguenther@suse.de>
4412 PR tree-optimization/69994
4413 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
4415 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
4417 PR tree-optimization/69956
4418 * tree-vect-stmts.c (supportable_widening_operation): Support
4419 multi-step conversion of boolean vectors.
4420 (supportable_narrowing_operation): Likewise.
4422 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4424 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
4427 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4429 * config/s390/subst.md (DSI_VI): New mode iterator.
4430 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
4431 * config/s390/vector.md ("vec_set<mode>"): Move expander before
4432 the insn definition.
4433 ("*vec_set<mode>"): Change predicate and add alternative to
4434 support only either register or const_int operands as element
4436 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
4438 ("vec_extract<mode>"): New expander.
4439 ("*vec_extract<mode>"): New insn definition supporting reg and
4440 const_int element selectors.
4441 ("*vec_extract<mode>_plus"): New insn definition supporting
4442 reg+const_int element selectors.
4443 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
4444 following expander+insn definition.
4445 ("<vec_shifts_name><mode>3"): New expander.
4446 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
4448 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4450 * config/s390/s390.md ("*tabort_1"): Change predicate to
4451 nonmemory_operand. Add a second alternative to cover
4452 register as well as const int operands.
4453 ("*tabort_1_plus"): New pattern definition.
4455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4457 * config/s390/s390.md ("*ashrdi3_cc_31")
4458 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
4459 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
4460 Merge insn definitions into ...
4461 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4462 New pattern definition.
4463 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
4464 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
4465 ("*ashr<mode>3_and"): Merge insn definitions into ...
4466 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
4467 New pattern definition.
4468 * config/s390/subst.md ("addr_style_op_cc_subst")
4469 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
4470 substitutions patterns plus attributes.
4471 Add ashiftrt to SUBST iterator.
4473 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4475 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
4476 op2 to nonmemory_operand.
4477 ("*<shift>di3_31", "*<shift>di3_31_and"):
4478 Merge into single pattern definition ...
4479 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
4480 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
4481 pattern definition ...
4482 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
4483 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
4486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4488 * config/s390/predicates.md (const_int_6bitset_operand): New
4490 * config/s390/s390.md: Include subst.md.
4491 ("rotl<mode>3"): New expander.
4492 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
4494 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
4495 * config/s390/subst.md: New file.
4497 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4499 * config/s390/s390.md ("op_type", "atype", "length" attributes):
4500 Remove RRR type. It doesn't really exist.
4501 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
4503 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
4504 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
4505 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
4506 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
4507 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
4508 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
4509 `enabled' attribute.
4511 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4513 * gensupport.c (process_substs_on_one_elem): Split loop to
4514 complete mark_operands_used_in_match_dup on all expressions in the
4516 (adjust_operands_numbers): Inline into process_substs_on_one_elem
4517 and remove function.
4519 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4522 * config/sparc/sparc.c (NWORDS_UP): Rename to...
4523 (CEIL_NWORDS): ...this. Use CEIL macro.
4524 (compute_fp_layout): Adjust to above renaming.
4525 (function_arg_union_value): Likewise.
4526 (sparc_arg_partial_bytes): Likewise.
4527 (sparc_function_arg_advance): Likewise.
4529 2016-02-29 Jeff Law <law@redhat.com>
4531 PR tree-optimization/70005
4532 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
4533 where an object with a boolean range is compared against a value
4536 PR tree-optimization/69999
4537 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
4538 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
4541 2016-02-29 Richard Biener <rguenther@suse.de>
4543 PR tree-optimization/69994
4544 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
4545 (get_unary_op): Look through nop conversions.
4546 (ops_equal_values_p): New function, look for equality diregarding
4548 (eliminate_plus_minus_pair): Use ops_equal_values_p
4549 (repropagate_negates): Do not use get_unary_op here.
4551 2016-02-29 Martin Liska <mliska@suse.cz>
4553 * system.h: Poison ENABLE_CHECKING macro.
4555 2016-02-29 Martin Liska <mliska@suse.cz>
4557 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
4558 is presented in dump flags.
4559 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4560 (hsa_regalloc): Likewise.
4562 2016-02-19 Richard Biener <rguenther@suse.de>
4564 PR tree-optimization/69980
4565 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
4566 permutation of those we need to keep.
4568 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
4571 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
4572 (NWORDS_UP): ...this
4573 (init_cumulative_args): Minor tweaks.
4574 (sparc_promote_function_mode): Likewise.
4575 (scan_record_type): Delete.
4576 (traverse_record_type): New function template.
4577 (classify_data_t): New structure type.
4578 (classify_registers): New inline function.
4579 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
4580 exhausted. Instantiate traverse_record_type on classify_registers and
4581 deal with the case of a structure passed in slot #15 with no FP field
4583 (assign_data_t): New structure type.
4584 (compute_int_layout): New static function.
4585 (compute_fp_layout): Likewise.
4586 (count_registers): New inline function.
4587 (assign_int_registers): New static function.
4588 (assign_fp_registers): Likewise.
4589 (assign_registers): New inline function.
4590 (function_arg_record_value_1): Delete.
4591 (function_arg_record_value_2): Likewise.
4592 (function_arg_record_value_3): Likewise.
4593 (function_arg_record_value): Adjust to above changes. Instantiate
4594 traverse_record_type on count_registers to first count the number of
4595 registers to be used and then on assign_registers to assign them.
4596 (function_arg_union_value): Adjust to above renaming.
4597 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
4598 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
4599 case of a structure passed in slot #15
4600 (sparc_function_arg_advance): Likewise.
4601 (function_arg_padding): Minor tweak.
4603 2016-02-29 Richard Biener <rguenther@suse.de>
4605 PR tree-optimization/69720
4606 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
4607 the adjustment_def path for possibly vectorized defs.
4608 (vect_create_epilog_for_reduction): Handle vectorized initial
4611 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
4613 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
4615 2016-02-27 Jeff Law <law@redhat.com>
4618 2016-02-26 Richard Biener <rguenther@suse.de>
4619 Jeff Law <law@redhat.com>
4621 PR tree-optimization/69740
4622 * cfghooks.c (remove_edge): Request loop fixups if we delete
4623 an edge that might turn an irreducible loop into a natural
4626 2016-02-27 Jakub Jelinek <jakub@redhat.com>
4628 PR rtl-optimization/69896
4629 * tree-vect-generic.c (get_compute_type): Avoid single element
4632 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
4634 Rename the AArch64 tuning option and related functions to enable the
4635 Newton series for the reciprocal square root to reflect its
4636 approximative characteristic.
4638 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
4639 function to "aarch64_emit_approx_rsqrt".
4640 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
4641 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
4642 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
4643 (xgene1_tunings): Likewise.
4644 (use_rsqrt_p): Likewise.
4645 (aarch64_emit_swrsqrt): Use new function name.
4646 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
4647 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
4648 text explaining this option.
4649 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
4651 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4654 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
4655 complain about -mallow-movmisalign without -mvsx if
4656 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
4658 2016-02-26 Joel Sherrill <joel@rtems.org>
4660 * config.gcc: Add x86_64-*-rtems*.
4661 * gcc/config/i386/rtems-64.h: New file.
4663 2016-02-26 Joel Sherrill <joel@rtems.org>
4665 * config.gcc: Add aarch64-*-rtems*.
4666 * gcc/config/aarch64/rtems.h: New file.
4668 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
4671 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
4672 shift amount using %h. Add comment.
4674 2016-02-26 Richard Biener <rguenther@suse.de>
4675 Jeff Law <law@redhat.com>
4677 PR tree-optimization/69740
4678 * cfghooks.c (remove_edge): Request loop fixups if we delete
4679 an edge that might turn an irreducible loop into a natural
4682 2016-02-26 Martin Jambor <mjambor@suse.cz>
4685 * tree-sra.c (sra_modify_assign): Do not remove loads of
4686 uninitialized aggregates to SSA_NAMEs.
4688 2016-02-26 Richard Henderson <rth@redhat.com>
4691 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
4692 pseudo in case the target rtx matches the source of the left
4695 2016-02-26 Martin Jambor <mjambor@suse.cz>
4698 * hsa.h (hsa_type_packed_p): Declare.
4699 * hsa.c (hsa_type_packed_p): New function.
4700 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
4702 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
4703 * hsa-brig.c (emit_basic_insn): Likewise.
4705 2016-02-26 Martin Jambor <mjambor@suse.cz>
4708 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
4710 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
4712 2016-02-26 Martin Jambor <mjambor@suse.cz>
4714 * hsa.h (is_a_helper): New overload for hsa_op_immed for
4715 hsa_op_with_type operands.
4716 (hsa_unsigned_type_for_type): Declare.
4717 * hsa.c (hsa_unsigned_type_for_type): New function.
4718 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
4719 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
4720 the finalizer. Do not emit extra move.
4722 2016-02-26 Martin Jambor <mjambor@suse.cz>
4724 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
4725 atomic operations in private segment.
4727 2016-02-26 Martin Jambor <mjambor@suse.cz>
4729 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
4730 statements to wi->info. Also disallow omp simd constructs.
4731 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
4732 for not gridifying. Dump special string for omp_for.
4734 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4737 * config/aarch64/aarch64.c (aarch64_set_current_function):
4738 Save/restore target globals when switching to
4739 target_option_default_node.
4741 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4744 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
4745 Return 0 if !SHIFT_COUNT_TRUNCATED.
4747 2016-02-26 Jakub Jelinek <jakub@redhat.com>
4748 Eric Botcazou <ebotcazou@adacore.com>
4750 PR rtl-optimization/69891
4751 * dse.c (scan_insn): If we can't figure out memset arguments
4752 or they are non-constant, call clear_rhs_from_active_local_stores.
4754 2016-02-26 Martin Liska <mliska@suse.cz>
4756 * doc/extend.texi: Mention clog10, clog10f an clog10l
4757 in Builtins section.
4759 2016-02-26 Martin Liska <mliska@suse.cz>
4761 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
4763 (resolve_args_picking_1): Likewise.
4764 * dwarf2out.h (struct GTY): Likewise.
4766 2016-02-26 Martin Liska <mliska@suse.cz>
4768 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
4770 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
4772 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
4773 Martin Liska <mliska@suse.cz>
4775 * doc/install.texi: Mention --enable-valgrind-annotations.
4777 2016-02-26 Richard Biener <rguenther@suse.de>
4779 PR tree-optimization/69551
4780 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
4781 looking through aliases adjust DECL_PT_UID to refer to the
4782 ultimate alias target.
4784 2016-02-25 Martin Liska <mliska@suse.cz>
4787 * alloc-pool.c (after_memory_report): New variable.
4788 * alloc-pool.h (base_pool_allocator ::release): Do not use
4789 the infrastructure if after_memory_report.
4790 * toplev.c (toplev::main): Mark after memory report.
4792 2016-02-25 Richard Biener <rguenther@suse.de>
4794 PR tree-optimization/48795
4795 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
4797 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
4800 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
4801 offloading is enabled and -fopenacc or -fopenmp is specified.
4802 (CRTOFFLOADEND): Likewise.
4803 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
4804 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
4805 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
4806 (offload_objects_file_name): New static var.
4807 (tool_cleanup): Remove offload_objects_file_name file.
4808 (find_offloadbeginend): Replace with ...
4809 (find_crtoffloadtable): ... this.
4810 (run_gcc): Remove offload_argc and offload_argv.
4811 Get offload_objects_file_name from -foffload-objects=... option.
4812 Read names of object files with offload from this file, pass them to
4813 compile_images_for_offload_targets. Don't call find_offloadbeginend and
4814 don't pass offloadbegin and offloadend to the linker. Don't pass
4815 offload non-LTO files to the linker, because now they're not claimed.
4817 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
4820 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
4821 on builtin_unreachable.
4823 2016-02-25 Jakub Jelinek <jakub@redhat.com>
4825 PR rtl-optimization/69896
4826 * regcprop.c: Include cfgrtl.h.
4827 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
4828 than remembered mode, either delete it (if noop_move_p), or
4829 treat like copy_p but not noop_p instruction.
4831 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4834 * dwarf2out.c (gen_variable_die): Work around buggy LTO
4835 - allow NULL decl for Fortran DW_TAG_common_block variables.
4837 2016-02-24 Jason Merrill <jason@redhat.com>
4839 * common.opt (flifetime-dse): Add -flifetime-dse=1.
4841 2016-02-24 Richard Biener <rguenther@suse.de>
4842 Jakub Jelinek <jakub@redhat.com>
4845 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
4846 conditionally executed ops to well-defined overflow behavior.
4848 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4851 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
4854 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4856 PR rtl-optimization/69886
4857 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
4858 argument. Use it when checking validity of set instructions.
4859 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
4860 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
4862 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
4863 * store-motion.c (find_moveable_store): Update
4864 can_assign_to_reg_without_clobbers_p callsite.
4866 2016-02-24 Richard Biener <rguenther@suse.de>
4869 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
4871 (record_nonwrapping_iv): Do not fall back to the low/high bound
4872 for non-constant IV bases if the stmt is not always executed.
4874 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4876 * config/arm/arm-cores.def (cortex-a32): New entry.
4877 * config/arm/arm-tables.opt: Regenerate.
4878 * config/arm/arm-tune.md: Regenerate.
4879 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
4880 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
4881 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
4882 for -mcpu and -mtune.
4884 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4887 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
4888 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
4889 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
4890 (atomic_loaddi_1): Delete.
4891 (atomic_loaddi): Rewrite expander using the above changes.
4893 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4896 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
4899 2016-02-24 Jakub Jelinek <jakub@redhat.com>
4900 Richard Biener <rguenth@suse.de>
4903 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
4904 set_mem_attributes if tem is SSA_NAME which got expanded
4907 2016-02-24 Richard Biener <rguenther@suse.de>
4909 PR tree-optimization/69907
4910 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
4911 end of permutations for BB vectorization.
4913 2016-02-24 Christian Bruel <christian.bruel@st.com>
4915 * config/arm/arm-c.c (arm_option_override): Initialize
4916 target_option_current_node.
4917 * config/arm/arm.c (arm_pragma_target_parse): Replace
4918 build_target_option_node call by target_option_current_node.
4919 Set target_option_current_node.
4922 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
4925 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
4926 define_insn_and_split to define_insn.
4927 (zero_extendqi<mode>2_dot2): Same.
4928 (extendqi<mode>2_dot): Same.
4929 (extendqi<mode>2_dot2): Same.
4931 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4933 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
4934 and add bypass for AES{D,E} and AESMC pairs.
4935 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
4938 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
4940 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
4941 series for reciprocal square root in Exynos M1.
4943 2016-02-23 Martin Sebor <msebor@redhat.com>
4946 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
4947 __builtin_alloca_with_align.
4949 2016-02-23 Richard Henderson <rth@redhat.com>
4951 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
4952 (ix86_register_pragmas): Remove __seg_tls.
4953 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
4954 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
4955 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
4956 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
4957 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
4958 * doc/extend.texi (__seg_tls): Remove item.
4960 2016-02-23 Richard Biener <rguenther@suse.de>
4962 * alloc-pool.h (struct allocation_object): Make id member
4963 conditional on CHECKING_P again.
4964 (get_instance): Adjust.
4965 (base_pool_allocator): Likewise.
4967 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
4969 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
4970 (parallelize_loops): In OpenACC kernels mode, set n_threads to
4972 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
4974 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
4976 2016-02-23 Richard Biener <rguenther@suse.de>
4978 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
4979 * bitmap.h (struct bitmap_usage): Likewise.
4980 (bitmap_move): Declare.
4981 * bitmap.c (register_overhead): Take size_t argument.
4982 (bitmap_move): New function.
4983 * df-problems.c (df_rd_transfer_function): Use bitmap_move
4984 to properly account overhead.
4985 * tree.c (free_node): Use tree_size.
4987 2016-02-23 Jakub Jelinek <jakub@redhat.com>
4990 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
4991 when inverting comparison.
4994 * common.opt (Wunreachable-code): Add Warning flag.
4996 2016-02-23 Mark Wielaard <mjw@redhat.com>
4997 Jakub Jelinek <jakub@redhat.com>
5000 * cgraphunit.c (check_global_declaration): Check main_input_filename
5001 and DECL_SOURCE_FILE are not NULL.
5003 2016-02-23 Martin Jambor <mjambor@suse.cz>
5005 PR tree-optimization/69666
5006 * tree-sra.c (sra_modify_assign): Do not attempt to create
5007 default_def replacements for unscalarizable regions.
5009 2016-02-20 Mark Wielaard <mjw@redhat.com>
5012 * cgraphunit.c (check_global_declaration): Check level of
5013 warn_unused_const_variable and main_input_filename.
5014 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
5015 (-Wunused-variable): For C implies -Wunused-const-variable=1.
5016 (-Wunused-const-variable): Explain levels 1 and 2.
5018 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5021 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
5022 identical arguments. Formatting and spelling fixes.
5025 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
5030 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
5031 and m68k-devices.def.
5032 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
5033 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
5035 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
5037 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
5038 and HImode registers.
5040 2016-02-22 Richard Biener <rguenther@suse.de>
5042 PR tree-optimization/69882
5043 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
5044 preserve permutations present because of gaps.
5045 (vect_supported_load_permutation_p): Always continue checking
5046 permutations after vect_attempt_slp_rearrange_stmts.
5048 2016-02-22 Bin Cheng <bin.cheng@arm.com>
5050 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
5051 min_profitable_estimate, rather than min_profitable_iters.
5053 2016-02-22 Jakub Jelinek <jakub@redhat.com>
5056 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
5057 SImode for last match_operand.
5059 2016-02-22 Martin Liska <mliska@suse.cz>
5061 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
5062 return bitsize - 1 as the return value.
5064 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
5068 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
5069 Handle negative shift counts.
5070 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
5071 force_reg on the shift constant.
5072 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
5073 (lshrsi3_d): Handle negative shift counts.
5075 2016-02-22 Richard Biener <rguenther@suse.de>
5076 Tom de Vries <tom@codesourcery.com>
5078 * graph.c: Include dumpfile.h.
5079 (print_graph_cfg): Split into three overloads.
5080 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
5082 2016-02-22 Tom de Vries <tom@codesourcery.com>
5084 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
5087 2016-02-22 Richard Biener <rguenther@suse.de>
5090 * ipa-inline-transform.c (inline_call): When not updating
5091 overall summaries adjust self size by the growth estimate.
5092 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
5093 hash-set, do not update overall summaries here. Renamed from ...
5094 (inline_to_all_callers): ... this which is now wrapping the
5095 above and performing delayed overall summary update.
5096 (early_inline_small_functions): Delay updating of the overall
5099 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
5101 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
5104 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5107 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
5108 :%* in %:gt() argument.
5109 (greater_than_spec_func): Adjust for expecting only numbers,
5110 if there are more than two numbers, compare the last two.
5112 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
5114 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
5115 -Wnarrowing with -std.
5117 2016-02-19 Jakub Jelinek <jakub@redhat.com>
5120 * expr.c (store_field): Don't use bit-field path if exp is
5121 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
5122 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
5123 and the assignment can be performed by bitwise copy. Formatting
5127 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
5128 call copy_reg_eh_region_note_forward on before and/or after sequences
5129 and remove note from insn if it no longer can throw.
5132 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
5135 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5137 * config/s390/vector.md: Add missing commutative operand markers
5138 to the patterns which qualify for one.
5139 * config/s390/vx-builtins.md: Likewise.
5141 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5143 * config/s390/vector.md (VI, VI_QHS): Add single element vector
5144 types to mode iterators.
5145 (vec_double): ... and mode attribute.
5146 * config/s390/vx-builtins.md (non_vec_int): Likewise.
5148 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5150 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
5151 Change the predicate of op2 from nonimmediate to general and let
5152 reload fix it if necessary.
5154 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5156 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
5158 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5160 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
5163 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5165 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
5166 * config/s390/s390.c (s390_expand_vec_movstr): New function.
5167 * config/s390/s390.md ("movstr<P:mode>"): Call
5168 s390_expand_vec_movstr.
5170 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5172 * config/s390/s390.md: Add missing output modifier for operand 1
5173 to print it as address properly.
5175 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5177 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
5178 * config/s390/2964.md: New file.
5179 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
5180 of insn grouping attributes depending on the CPU level.
5181 (s390_get_unit_mask): New function.
5182 (s390_sched_score): Remove the OOO from the scheduling macros.
5183 Add loop to calculate a score for the instruction mix.
5184 (s390_sched_reorder): Likewise plus improve debug output.
5185 (s390_sched_variable_issue): Rename macros as above. Calculate
5186 the unit distances after actually scheduling an insn. Improve
5188 (s390_sched_init): Clear last_scheduled_unit_distance array.
5189 * config/s390/s390.md: Include 2964.md.
5191 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5194 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
5195 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
5196 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
5197 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
5198 *avx512f_<code>v8div16qi2_mask_1): New insns.
5200 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5203 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
5206 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
5207 earlyclobber from target. Use wF constraint for fused memory
5209 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
5211 2016-02-18 Jakub Jelinek <jakub@redhat.com>
5212 Martin Liska <mliska@suse.cz>
5215 * cfgexpand.c (asan_sanitize_stack_p): New function.
5216 (partition_stack_vars): Use the function.
5217 (expand_stack_vars): Likewise.
5218 (defer_stack_allocation): Likewise.
5219 (expand_used_vars): Likewise.
5221 2016-02-18 Richard Biener <rguenther@suse.de>
5224 * fold-const.c (operand_equal_p): Properly compare offsets for
5225 IMAGPART_EXPR and ARRAY_REF.
5227 2016-02-18 Nick Clifton <nickc@redhat.com>
5231 * config/arm/arm.c (arm_option_override_internal): Disable
5232 interworking if the target does not support thumb instructions.
5233 (arm_reload_in_hi): Handle the case where a register to register
5234 move needs reloading because there is no simple pattern to handle
5236 (arm_reload_out_hi): Likewise.
5238 2016-02-18 Richard Biener <rguenther@suse.de>
5241 * match.pd: Don't use fold_binary or fold_unary for folding
5244 2016-02-17 Jakub Jelinek <jakub@redhat.com>
5247 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
5248 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
5249 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
5250 warn on gimple_no_warning_p statements.
5252 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
5254 * doc/extend.texi (C++ Attributes): Correct description of
5255 warn_unused type attribute.
5257 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5259 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
5260 correct instruction.
5262 2016-02-17 Richard Biener <rguenther@suse.de>
5264 PR rtl-optimization/69609
5265 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
5266 (find_traces_1_round): When ending a trace update cached priority
5268 (bb_to_key): Use cached priority when available.
5269 (copy_bb): Initialize cached priority.
5270 (reorder_basic_blocks_software_trace_cache): Likewise.
5272 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5275 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
5277 (aarch64_comparison_operator): Break overly long line into two.
5278 (aarch64_comparison_operation): Likewise.
5279 * config/aarch64/aarch64.md (cstorecc4): Use
5280 aarch64_comparison_operator_mode instead of
5281 aarch64_comparison_operator.
5282 (cstore<mode>4): Likewise.
5283 (aarch64_cstore<mode>): Likewise.
5284 (*cstoresi_insn_uxtw): Likewise.
5285 (cstore<mode>_neg): Likewise.
5286 (*cstoresi_neg_uxtw): Likewise.
5288 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5291 * config/arm/predicates.md (arm_comparison_operator_mode):
5293 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
5294 instead of arm_comparison_operator.
5295 (*mov_negscc): Likewise.
5296 (*mov_notscc): Likewise.
5297 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
5298 (*thumb2_mov_negscc): Likewise.
5299 (*thumb2_mov_negscc_strict_it): Likewise.
5300 (*thumb2_mov_notscc): Likewise.
5301 (*thumb2_mov_notscc_strict_it): Likewise.
5303 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
5305 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
5308 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
5310 * config/visium/visium.c (machine_libfunc_index): New enum.
5311 (machine_libfuncs): New structure.
5312 (visium_libfuncs): New static variable.
5313 (TARGET_INIT_LIBFUNCS): Define to...
5314 (visium_init_libfuncs): ...this. New function.
5315 (expand_block_move_4): Use the appropriate libfunc.
5316 (expand_block_move_2): Likewise.
5317 (expand_block_move_1): Likewise.
5318 (expand_block_set_4): Likewise.
5319 (expand_block_set_2): Likewise.
5320 (expand_block_set_1): Likewise.
5321 (visium_trampoline_init): Likewise.
5323 2016-02-17 Nick Clifton <nickc@redhat.com>
5325 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
5326 TI's devices.csv file as of March 2016.
5328 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
5331 * opts-global.c (handle_common_deferred_options): Introduce and
5332 initialize two global variables to remember command-line options
5333 specifying a stack-limiting register.
5334 * opts.h: Add extern declarations of the two new global variables.
5335 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
5336 variable based on the values of the two new global variables.
5338 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5341 * common.opt (Wnonnull-compare): New warning.
5342 * doc/invoke.texi (-Wnonnull): Remove text about comparison
5343 of arguments against NULL.
5344 (-Wnonnull-compare): Document.
5345 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
5346 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
5347 * passes.def (pass_warn_nonnull_compare): Add.
5348 * gimple-ssa-nonnull-compare.c: New file.
5350 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5352 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
5353 AARCH64_EXTRA_TUNE_RECIP_SQRT.
5355 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5357 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
5358 reciprocal sqrt for -mlow-precision-recip-sqrt.
5360 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5361 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5363 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
5364 always use lane loads to construct non-constant vectors.
5366 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
5368 * config/aarch64/aarch64.md
5369 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
5370 constraints for operand 3.
5371 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
5373 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5374 Richard Biener <rguenther@suse.de>
5376 PR tree-optimization/69820
5377 * tree-vect-patterns.c (type_conversion_p): Return false if
5378 *orig_type is unsigned single precision or boolean.
5379 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
5382 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5384 PR rtl-optimization/69764
5385 PR rtl-optimization/69771
5386 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
5387 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
5389 2016-02-16 Richard Biener <rguenther@suse.de>
5391 PR tree-optimization/69776
5392 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
5394 (indirect_refs_may_alias_p): Likewise.
5395 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
5396 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
5397 according to tbaa_p.
5398 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
5399 (optimize_stmt): For redundant store discovery do not allow tbaa.
5401 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
5403 PR tree-optimization/69714
5404 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
5405 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
5407 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
5409 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
5410 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
5411 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
5412 * config/arc/arc.c (arc_init): Check FPU options.
5413 (get_arc_condition_code): Handle new CC_FPU* modes.
5414 (arc_select_cc_mode): Likewise.
5415 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
5416 register pair only. Allow access for ARCv2 accumulator.
5417 (gen_compare_reg): Whenever we have FPU support use FPU compare
5419 (arc_reorg): Don't generate brcc insns when FPU compare
5420 instructions are involved.
5421 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
5422 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
5423 floating point emulation.
5424 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
5425 (REVERSE_CONDITION): Add new CC_FPU* modes.
5426 (TARGET_FP_SP_BASE): Define.
5427 (TARGET_FP_DP_BASE): Likewise.
5428 (TARGET_FP_SP_FUSED): Likewise.
5429 (TARGET_FP_DP_FUSED): Likewise.
5430 (TARGET_FP_SP_CONV): Likewise.
5431 (TARGET_FP_DP_CONV): Likewise.
5432 (TARGET_FP_SP_SQRT): Likewise.
5433 (TARGET_FP_DP_SQRT): Likewise.
5434 (TARGET_FP_DP_AX): Likewise.
5435 * config/arc/arc.md (ARCV2_ACC): New constant.
5436 (type): New fpu type attribute.
5437 (SDF): Conditional iterator.
5438 (cstore<mode>, cbranch<mode>): Change expand condition.
5439 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
5440 handles FPU/FPX cases as well.
5441 * config/arc/arc.opt (mfpu): New option.
5442 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
5444 (adddf3, muldf3, subdf3): Removed.
5445 * config/arc/predicates.md (proper_comparison_operator): Recognize
5447 * config/arc/fpu.md: New file.
5448 * doc/invoke.texi (ARC Options): Document mfpu option.
5450 2016-02-16 Richard Biener <rguenther@suse.de>
5452 PR rtl-optimization/69291
5453 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
5454 noce_operand_ok check.
5456 2016-02-16 Tom de Vries <tom@codesourcery.com>
5459 * omp-low.c (simd_clone_create): Remove call to
5460 symtab->call_cgraph_insertion_hooks.
5462 2016-02-16 Jakub Jelinek <jakub@redhat.com>
5464 PR tree-optimization/69802
5465 * tree-ssa-reassoc.c (update_range_test): If op is
5466 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
5467 op == 1 test of precision 1 integral op, otherwise handle
5468 that case as op itself. Fix up formatting.
5469 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
5472 2016-02-16 Richard Biener <rguenther@suse.de>
5474 PR tree-optimization/69586
5475 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
5476 types for conversion sources.
5478 2016-02-16 Richard Biener <rguenther@suse.de>
5481 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
5482 mask OEP_ADDRESS_OF.
5484 2016-02-16 Alan Modra <amodra@gmail.com>
5487 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
5488 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
5489 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
5491 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
5492 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
5493 (p8_fmrgow_<mode>): Likewise.
5494 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
5496 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
5497 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
5498 to use movdi_internal64. Remove op0_di.
5499 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
5501 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
5503 Add support for the FCCMP insn types
5505 * config/aarch64/aarch64.md (fccmp): Change insn type.
5507 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
5508 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
5509 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
5510 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
5511 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
5512 * config/arm/types.md (fccmps): Add new insn type.
5515 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5517 * alias.c (get_alias_set): Fix a typo in comment.
5519 2016-02-15 Richard Biener <rguenther@suse.de>
5521 PR tree-optimization/69595
5522 * match.pd: Complete range test simplification to true.
5524 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
5526 PR rtl-optimization/69648
5527 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
5528 pic_offset_table_rtx.
5530 PR rtl-optimization/69752
5531 * ira.c (update_equiv_regs): When looking for more than a single SET,
5532 also take other side effects into account.
5534 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5536 * config/s390/s390.c (s390_function_profiler): Add a new sequence
5537 for z900+ CPUs in 31-bit mode.
5539 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
5541 * common/config/s390/s390-common.c (s390_supports_split_stack):
5543 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
5544 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
5545 * config/s390/s390.c (struct machine_function): New field
5546 split_stack_varargs_pointer.
5547 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
5548 in s390_emit_prologue.
5549 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
5551 (morestack_ref): New global.
5552 (SPLIT_STACK_AVAILABLE): New macro.
5553 (s390_expand_split_stack_prologue): New function.
5554 (s390_live_on_entry): New function.
5555 (s390_va_start): Use split-stack vararg pointer if appropriate.
5556 (s390_asm_file_end): Emit the split-stack note sections.
5557 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
5558 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
5559 (UNSPECV_SPLIT_STACK_CALL): New unspec.
5560 (UNSPECV_SPLIT_STACK_DATA): New unspec.
5561 (split_stack_prologue): New expand.
5562 (split_stack_space_check): New expand.
5563 (split_stack_data): New insn.
5564 (split_stack_call): New expand.
5565 (split_stack_call_*): New insn.
5566 (split_stack_cond_call): New expand.
5567 (split_stack_cond_call_*): New insn.
5569 2016-02-15 Richard Biener <rguenther@suse.de>
5571 PR tree-optimization/69783
5572 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5573 Add trivially correct cases.
5575 2016-02-15 Tom de Vries <tom@codesourcery.com>
5578 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
5580 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
5582 2016-02-15 Richard Biener <rguenther@suse.de>
5584 PR tree-optimization/69776
5585 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5586 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
5587 indicate whether we can use TBAA to disambiguate against stores.
5588 Use alias-set zero if not.
5589 (visit_reference_op_store): Do not use TBAA when looking up
5591 * tree-ssa-pre.c (compute_avail): Use TBAA here.
5592 (eliminate_dom_walker::before_dom_children): But not when looking
5593 up redundant stores.
5595 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
5597 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
5599 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5601 * config/i386/znver1.md
5602 (znver1_pop, znver1_pop_mem,
5603 znver1_load_imov_double_store,
5604 znver1_load_imov_direct_store,
5605 znver1_load_imov_direct_load,
5606 znver1_load_imov_double_load): Add new.
5607 (znver1_insn, znver1_insn_load): Add icmov type.
5609 znver1_sseavx_fma_load,
5611 znver1_avx256_fma_load): Fix pipe usage.
5613 2016-02-14 Alan Modra <amodra@gmail.com>
5616 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
5617 with an invalid hard reg, reload just the reg not the entire
5618 pre/post-inc/dec address expression.
5620 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5623 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
5624 fixed R1_REG scratch reg.
5625 (sibcall_value_pcrel_fdpic): Likewise.
5627 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
5631 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
5633 2016-02-12 Walter Lee <walt@tilera.com>
5635 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
5636 * config/tilegx/t-tilegx: Likewise.
5638 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5641 * diagnostic-show-locus.c (struct line_span): New struct.
5642 (layout::get_first_line): Delete.
5643 (layout::get_last_line): Delete.
5644 (layout::get_num_line_spans): New member function.
5645 (layout::get_line_span): Likewise.
5646 (layout::print_heading_for_line_span_index_p): Likewise.
5647 (layout::get_expanded_location): Likewise.
5648 (layout::calculate_line_spans): Likewise.
5649 (layout::m_first_line): Delete.
5650 (layout::m_last_line): Delete.
5651 (layout::m_line_spans): New field.
5652 (layout::layout): Update comment. Replace m_first_line and
5653 m_last_line with m_line_spans, replacing their initialization
5654 with a call to calculate_line_spans.
5655 (diagnostic_show_locus): When printing source lines and
5656 annotations, rather than looping over a single span
5657 of lines, instead loop over each line_span within
5658 the layout, with an inner loop over the lines within them.
5659 Call the context's start_span callback when changing line spans.
5660 * diagnostic.c (diagnostic_initialize): Initialize start_span.
5661 (diagnostic_build_prefix): Break out the building of the location
5662 part of the string into...
5663 (diagnostic_get_location_text): ...this new function, rewriting
5664 it from nested ternary expressions to a sequence of "if"
5666 (default_diagnostic_start_span_fn): New function.
5667 * diagnostic.h (diagnostic_start_span_fn): New typedef.
5668 (diagnostic_context::start_span): New field.
5669 (default_diagnostic_start_span_fn): New prototype.
5671 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5674 * gcc.c (driver::finalize): Fix cleanup of "specs".
5676 2016-02-12 David Malcolm <dmalcolm@redhat.com>
5680 * gcc.c (driver::driver): Initialize m_option_suggestions.
5681 (driver::~driver): Clean up m_option_suggestions.
5682 (suggest_option): Convert to...
5683 (driver::suggest_option): ...this, and split out into
5684 driver::build_option_suggestions and find_closest_string.
5685 (driver::build_option_suggestions): New function, from
5686 first half of suggest_option. Special-case
5687 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
5688 the sanitizer_opts array. For options of enum types, add the
5689 various enum values to the candidate strings.
5690 (driver::handle_unrecognized_options): Remove "const".
5691 * gcc.h (driver::handle_unrecognized_options): Likewise.
5692 (driver::build_option_suggestions): New decl.
5693 (driver::suggest_option): New decl.
5694 (driver::m_option_suggestions): New field.
5695 * opts-common.c (add_misspelling_candidates): New function.
5696 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
5697 and make non-static.
5698 * opts.h (sanitizer_opts): New array decl.
5699 (add_misspelling_candidates): New function decl.
5700 * spellcheck.c (find_closest_string): New function.
5701 * spellcheck.h (find_closest_string): New function decl.
5703 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5705 PR rtl-optimization/69764
5706 PR rtl-optimization/69771
5707 * optabs.c (expand_binop_directly): For shift_optab_p, force
5708 convert_modes with VOIDmode if xop1 has VOIDmode.
5710 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
5713 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
5714 to correctly determine instrumentation thunks.
5716 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5719 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
5720 type by reference, force lhs on the call.
5723 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
5724 Compute retval and retbnd early in all cases if split_part_return_p
5725 and return_bb is not EXIT. Remove all clobber stmts and reset
5726 all debug stmts that refer to SSA_NAMEs defined in split part,
5727 except if it is retval, in that case replace the old retval with the
5728 lhs of the call to the split part.
5730 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5733 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5736 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5737 whose result is used in PHI.
5738 (maybe_optimize_range_tests): Likewise.
5739 (final_range_test_p): Likweise.
5741 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
5744 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
5745 whose result is used in PHI.
5746 (maybe_optimize_range_tests): Likewise.
5747 (final_range_test_p): Likweise.
5749 2016-02-12 Jakub Jelinek <jakub@redhat.com>
5751 * cgraph.c: Spelling fixes - behaviour -> behavior and
5752 neighbour -> neighbor.
5753 * target.def: Likewise.
5754 * sel-sched.c: Likewise.
5755 * config/mips/mips.c: Likewise.
5756 * config/arc/arc.md: Likewise.
5757 * config/arm/cortex-a57.md: Likewise.
5758 * config/arm/arm.c: Likewise.
5759 * config/arm/neon.md: Likewise.
5760 * config/arm/arm-c.c: Likewise.
5761 * config/vms/vms-c.c: Likewise.
5762 * config/s390/s390.c: Likewise.
5763 * config/i386/znver1.md: Likewise.
5764 * config/i386/i386.c: Likewise.
5765 * config/ia64/hpux-unix2003.h: Likewise.
5766 * config/msp430/msp430.md: Likewise.
5767 * config/rx/rx.c: Likewise.
5768 * config/rx/rx.md: Likewise.
5769 * config/aarch64/aarch64-simd.md: Likewise.
5770 * config/aarch64/aarch64.c: Likewise.
5771 * config/nvptx/nvptx.c: Likewise.
5772 * config/bfin/bfin.c: Likewise.
5773 * config/cris/cris.opt: Likewise.
5774 * config/rs6000/rs6000.c: Likewise.
5775 * target.h: Likewise.
5776 * spellcheck.c: Likewise.
5777 * ira-build.c: Likewise.
5778 * tree-inline.c: Likewise.
5779 * builtins.c: Likewise.
5780 * lra-constraints.c: Likewise.
5781 * explow.c: Likewise.
5782 * hwint.h: Likewise.
5783 * targhooks.c: Likewise.
5784 * tree-vect-data-refs.c: Likewise.
5786 * doc/tm.texi: Likewise.
5787 * doc/extend.texi: Likewise.
5788 * doc/install.texi: Likewise.
5789 * doc/md.texi: Likewise.
5790 * tree-ssa-tail-merge.c: Likewise.
5791 * sched-int.h: Likewise.
5792 * match.pd: Likewise.
5793 * sched-ebb.c: Likewise.
5794 * target.def (omit_struct_return_reg): Likewise.
5795 * gimple-ssa-isolate-paths.c: Likewise.
5796 (find_implicit_erroneous_behaviour): Renamed to...
5797 (find_implicit_erroneous_behavior): ... this.
5798 (find_explicit_erroneous_behaviour): Renamed to...
5799 (find_explicit_erroneous_behavior): ... this.
5800 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
5802 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
5804 PR rtl-optimization/64682
5805 PR rtl-optimization/69567
5806 PR rtl-optimization/69737
5807 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
5808 in I2 as well, just lose it.
5810 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5812 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
5814 (aarch64_last_printed_tune_string): Likewise.
5815 (aarch64_declare_function_name): Only output .arch assembler
5816 directive if it will be different from the previously output
5817 directive. Same for .tune comment but only if -dA is set.
5818 (aarch64_start_file): New function.
5819 (TARGET_ASM_FILE_START): Define.
5821 2016-02-11 David Malcolm <dmalcolm@redhat.com>
5824 * Makefile.in (PLUGIN_HEADERS): Add params.list.
5826 2016-02-11 Jakub Jelinek <jakub@redhat.com>
5829 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
5830 -Wmaybe-uninitialized warning.
5832 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
5835 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
5837 2016-02-11 Richard Biener <rguenther@suse.de>
5839 PR rtl-optimization/69291
5840 * ifcvt.c (noce_try_store_flag_constants): Do not allow
5841 subexpressions affected by changing the result.
5843 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
5846 * lra-constraints.c (curr_insn_transform): Find in/out operands
5847 for secondary memory moves. Update dups.
5849 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5851 PR tree-optimization/69652
5852 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
5853 to nested loop, did source re-formatting, skip debug statements,
5854 add check on statement with volatile operand, remove dead scalar
5857 2016-02-10 Jakub Jelinek <jakub@redhat.com>
5858 Patrick Palka <ppalka@gcc.gnu.org>
5862 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
5863 calls if the return type is TREE_ADDRESSABLE.
5864 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
5865 * ipa-split.c (split_function): Fix doubled "we" in comment.
5866 Use void return type for the split part even if
5867 !split_point->split_part_set_retval.
5869 2016-02-10 Bin Cheng <bin.cheng@arm.com>
5871 PR tree-optimization/68021
5872 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
5873 when computing the value of biv cand by itself.
5875 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5877 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
5878 (cortexa57_tunings): Likewise.
5879 (cortexa72_tunings): Likewise.
5880 (arch_macro_fusion_pair_p): Add support for AES fusion.
5881 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
5882 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
5883 Allow virtual registers before reload so early scheduling works.
5884 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
5885 correct latency and pipeline.
5886 (cortex_a57_crypto_complex): Likewise.
5887 (cortex_a57_crypto_xor): Likewise.
5888 (define_bypass): Add AES bypass.
5890 2016-02-10 Richard Biener <rguenther@suse.de>
5892 PR tree-optimization/69726
5893 * passes.def: Add DCE pass before late uninit.
5894 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
5895 really fixup if-conversions job.
5897 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
5899 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
5900 (arm_cortex_a57_tune): Likewise.
5901 (aarch_macro_fusion_pair_p): Add support for AES fusion.
5902 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
5904 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
5906 * timevar.def (TV_PHASE_DBGINFO): Delete.
5907 (TV_PHASE_CHECK_DBGINFO): Likewise.
5908 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
5910 2016-02-10 Richard Biener <rguenther@suse.de>
5912 PR tree-optimization/69719
5913 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
5914 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
5916 2016-02-09 Andrew Pinski <apinski@cavium.com>
5919 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
5920 get_vcond_mask_icode returns false.
5922 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5925 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
5926 an ADDIS that adds a pointer to a large constant that sets the
5927 upper16 bits with a load operation.
5929 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5932 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
5934 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
5936 (vzipq_s16): Likewise.
5937 (vzipq_s32): Likewise.
5938 (vzipq_f32): Likewise.
5939 (vzipq_u8): Likewise.
5940 (vzipq_u16): Likewise.
5941 (vzipq_u32): Likewise.
5942 (vzipq_p8): Likewise.
5943 (vzipq_p16): Likewise.
5945 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
5948 * config/arm/arm.c (neon_endian_lane_map): New function.
5949 (neon_vector_pair_endian_lane_map): New function.
5950 (arm_evpc_neon_vuzp): Allow for big endian lane order.
5951 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
5953 (vuzpq_s16): Likewise.
5954 (vuzpq_s32): Likewise.
5955 (vuzpq_f32): Likewise.
5956 (vuzpq_u8): Likewise.
5957 (vuzpq_u16): Likewise.
5958 (vuzpq_u32): Likewise.
5959 (vuzpq_p8): Likewise.
5960 (vuzpq_p16): Likewise.
5962 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
5965 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
5968 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
5970 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
5971 truncate const_int operand 1 to QImode.
5973 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
5975 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
5976 corresponding to an abnormal edge.
5978 2016-02-09 Tom de Vries <tom@codesourcery.com>
5980 PR tree-optimization/69599
5981 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
5983 (find_func_aliases_for_builtin_call, find_func_clobbers)
5984 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
5987 2016-02-09 Richard Biener <rguenther@suse.de>
5989 PR tree-optimization/69715
5990 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
5991 LHS on calls as non-rewritable.
5993 2016-02-09 Tom de Vries <tom@codesourcery.com>
5996 * lto-wrapper.c (append_diag_options): New function.
5997 (compile_offload_image): Call append_diag_options.
5999 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
6002 * doc/extend.texi (Flag Output Operands): Correct sectioning.
6003 Minor copy-edit to fix verb tenses.
6005 2016-02-08 Jakub Jelinek <jakub@redhat.com>
6007 PR tree-optimization/69209
6008 * ipa-split.c (split_function): If split part is not
6009 returning retval, retval has gimple type but is not
6010 gimple value, force it into a SSA_NAME first.
6012 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
6014 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
6017 2016-02-08 Jason Merrill <jason@redhat.com>
6020 * convert.c (convert_to_integer_1): Check dofold on truncation
6022 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
6023 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
6024 Rename from *_nofold.
6025 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
6026 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
6028 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
6031 * tree.c (build_common_tree_nodes): Remove short_double argument.
6032 All callers changed.
6033 * tree.h (build_common_tree_nodes): Adjust declaration.
6034 * doc/invoke.texi (-fshort-double): Remove documentation.
6035 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6036 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
6037 * lto-wrapper.c (merge_and_complain, append_compiler_options)
6038 (append_linker_options): Don't handle OPT_fshort_double.
6040 PR rtl-optimization/68730
6041 * lra-remat.c (insn_to_cand_activation): New static variable.
6042 (lra_remat): Allocate and free it.
6043 (create_cand): New arg activation. Initialize a field in
6044 insn_to_cand_activation if it is nonnull.
6045 (create_cands): Pass the activation insn to create_cand when making
6046 a candidate involving an output reload. Reorganize code a little.
6047 (do_remat): Keep track of active status of candidates in a separate
6050 2016-02-08 Richard Biener <rguenther@suse.de>
6052 PR tree-optimization/69719
6053 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
6054 Properly use absolute of the difference of the two offsets to
6055 compare or adjust the segment length.
6057 2016-02-08 Richard Biener <rguenther@suse.de>
6058 Jeff Law <law@redhat.com>
6061 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
6062 types for anonymous SSA names.
6064 2016-02-08 Richard Biener <rguenther@suse.de>
6066 PR rtl-optimization/69274
6067 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
6069 2016-02-08 Jeff Law <law@redhat.com>
6071 PR tree-optimization/65917
6072 * tree-ssa-dom.c (record_temporary_equivalences): Record both
6073 equivalences from if (x == y) style conditionals.
6074 (loop_depth_of_name): Remove.
6075 (record_equality): Remove loop depth check.
6076 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
6077 (const_and_copies::record_const_or_copy_raw): New member function.
6078 * tree-ssa-scopedtables.c
6079 (const_and_copies::record_const_or_copy_raw): New, factored out of
6080 (const_and_copies::record_const_or_copy): Call new member function.
6082 2016-02-05 Jeff Law <law@redhat.com>
6084 PR tree-optimization/68541
6085 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
6086 (count_stmts_in_block): New function.
6087 (poor_ifcvt_candidate_code): Likewise.
6088 (is_feasible_trace): Add some heuristics to determine when path
6089 splitting is profitable.
6090 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
6091 is a diamond with a single exit.
6093 2016-02-05 Martin Sebor <msebor@redhat.com>
6096 * doc/invoke.texi: Update -Wplacement-new to take an optional
6099 2016-02-06 Richard Henderson <rth@redhat.com>
6102 * tree.c (tree_nop_conversion_p): Do not strip casts into or
6103 out of non-standard address spaces.
6105 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6107 PR rtl-optimization/69691
6108 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
6110 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
6112 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
6113 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
6114 (*ieee128_mfvsrd_64bit): Likewise.
6115 (*ieee128_mfvsrd_32bit): Likewise.
6117 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
6121 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6123 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
6124 instrumented_version.
6126 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
6128 * doc/invoke.texi (Optimize Options): In table of --param options
6129 rename second occurrence of tracer-min-branch-ratio to
6130 tracer-min-branch-probability, rename
6131 tracer-min-branch-ratio-feedback to
6132 tracer-min-branch-probability-feedback and clarify description,
6133 rename sched-spec-state-edge-prob-cutoff to
6134 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
6135 to selsched-insns-to-rename, rename lto-minpartition to
6136 lto-min-partition, delete reorder-blocks-duplicate and
6137 reorder-blocks-duplicate-feedback.
6139 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6141 * config/s390/s390.c (s390_register_info_set_ranges): Remove
6144 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
6146 * doc/extend.texi: S/390: Correct some typos.
6148 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6150 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
6152 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6155 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
6156 (s390_register_info_gprtofpr): Use new macros above.
6157 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
6159 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
6160 its name. Adjust restore and save gpr ranges.
6161 (s390_register_info_set_ranges): New function.
6162 (s390_register_info): Use new macros above. Call
6163 s390_register_info_set_ranges.
6164 (s390_optimize_register_info): Likewise.
6165 (s390_hard_regno_rename_ok): Use new macros.
6166 (s390_hard_regno_scratch_ok): Likewise.
6167 (s390_emit_epilogue): Likewise.
6168 (s390_can_use_return_insn): Likewise.
6169 (s390_optimize_prologue): Likewise.
6170 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
6172 2016-02-05 Jakub Jelinek <jakub@redhat.com>
6175 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
6177 (ix86_option_override_internal): Disable TARGET_STV even for
6178 -m{incoming,preferred}-stack-boundary=3.
6180 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6182 * config.gcc: Mark deprecated rtems targets as obsolete.
6184 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
6186 PR rtl-optimization/64682
6187 PR rtl-optimization/69567
6188 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
6189 before I2 only if the register is both used and set in I2.
6191 2016-02-04 DJ Delorie <dj@redhat.com>
6193 * config/msp430/msp430.c (msp430_start_function): Add function type.
6195 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6198 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
6200 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
6202 PR rtl-optimization/69577
6204 2015-10-29 Richard Henderson <rth@redhat.com>
6208 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
6209 sse check to the exact conditions of PR 67609.
6211 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
6214 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
6215 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
6216 not allowed into the traditional Altivec registers.
6217 (movtd_64bit_nodm): Likewise.
6218 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
6220 2016-02-04 David Malcolm <dmalcolm@redhat.com>
6222 * config/aarch64/cortex-a57-fma-steering.c
6223 (aarch64_register_fma_steering): Remove "static" from arguments
6226 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
6229 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
6232 2016-02-04 Mike Frysinger <vapier@gentoo.org>
6234 * doc/invoke.texi: Delete -mno-fma4.
6236 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
6238 PR rtl-optimization/69577
6239 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
6240 (find_subregs_of_mode): Update accordingly. Iterate over partial
6243 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
6245 * config/arm/arm-protos.h (neon_reinterpret): Remove.
6246 * config/arm/arm.c (neon_reinterpret): Remove.
6247 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
6248 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
6249 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
6250 vreinterpretti): Remove.
6251 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
6252 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
6253 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
6254 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
6255 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
6256 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
6257 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
6258 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
6259 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
6260 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
6261 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
6262 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
6263 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
6264 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
6265 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
6266 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
6267 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
6268 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
6269 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
6270 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
6271 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
6272 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
6273 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
6274 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
6275 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
6276 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
6277 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
6278 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
6279 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
6280 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
6281 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
6282 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
6283 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
6284 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
6285 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
6286 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
6287 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
6288 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
6289 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
6290 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
6291 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
6292 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
6293 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
6294 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
6295 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
6296 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
6297 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
6298 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
6299 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
6300 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
6301 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
6302 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
6303 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
6304 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
6305 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
6306 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
6307 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
6308 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
6309 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
6310 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
6311 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
6312 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
6313 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
6314 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
6315 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
6316 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
6317 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
6318 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
6319 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
6320 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
6321 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
6322 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
6323 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
6324 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
6325 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
6326 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
6327 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
6328 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
6329 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
6330 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
6331 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
6332 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
6333 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
6334 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
6335 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
6336 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
6337 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
6338 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
6339 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
6340 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
6341 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
6342 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
6343 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
6344 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
6345 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
6346 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
6347 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
6348 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
6349 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
6350 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
6351 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
6352 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
6353 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
6355 2016-02-04 Martin Liska <mliska@suse.cz>
6358 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
6359 that are gimple_store_p.
6360 (maybe_instrument_call): Likewise.
6362 2016-02-04 Bin Cheng <bin.cheng@arm.com>
6364 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
6365 register scaling out of memory reference and comment why.
6367 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6371 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
6372 folding the source of a SET.
6374 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6378 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
6379 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
6381 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
6385 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
6388 2016-02-04 Christian Bruel <christian.bruel@st.com>
6390 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
6391 * config/arm/arm.c (arm_set_current_function): Likewise.
6393 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6394 Ilya Enkovich <enkovich.gnu@gmail.com>
6395 H.J. Lu <hongjiu.lu@intel.com>
6398 * config/i386/i386.c (convert_scalars_to_vector): Remove
6399 stack alignment fixes.
6400 (ix86_option_override_internal): Disable TARGET_STV if stack
6401 might not be aligned enough.
6402 (ix86_minimum_alignment): Assert that TARGET_STV is false.
6404 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
6406 * gcc/config/i386/x86-tune.def: Disable default prefetching
6409 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6410 Vladimir Makarov <vmakarov@redhat.com>
6413 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
6414 in validating fused toc addresses.
6416 2016-02-03 Jakub Jelinek <jakub@redhat.com>
6419 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
6420 range->m_caret fields if range->m_show_caret_p is false.
6423 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
6424 Force oldval into register if it does not satisfy reg_or_short_operand
6425 predicate. Fix up formatting.
6427 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
6428 Alexandre Oliva <aoliva@redhat.com>
6431 * lra-constraints.c (simplify_operand_subreg): Check additionally
6432 address validity after potential reloading.
6433 (process_address_1): Check insns validity. In case of failure do
6436 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
6439 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
6442 2016-02-02 Jakub Jelinek <jakub@redhat.com>
6444 * wide-int.cc (canonize_uhwi): New function.
6445 (wi::divmod_internal): Use it.
6447 2016-02-02 James Norris <jnorris@codesourcery.com
6449 * gimplify.c (omp_notice_variable): Add usage check.
6451 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
6453 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
6454 like LE, GE, LT, GT when emitting relational operator.
6456 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6458 * ira-costs.c (find_costs_and_classes): Add extra argument.
6459 * target.def (ira_change_pseudo_allocno_class): Add parameter.
6460 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
6461 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
6462 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
6463 Add best_class parameter, and return it if not ALL_REGS.
6464 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
6466 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
6469 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
6471 * config/aarch64/aarch64.c
6472 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
6473 (aarch64_ira_change_pseudo_allocno_class): New function.
6475 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
6480 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6482 * config/avr/avr.c (avr_option_override): Set
6483 PARAM_ALLOW_STORE_DATA_RACES to 1.
6485 2016-02-02 Richard Biener <rguenther@suse.de>
6487 PR tree-optimization/69595
6488 * match.pd: Add range test simplifications to true/false.
6490 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
6492 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
6493 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
6496 2016-02-02 Richard Biener <rguenther@suse.de>
6498 PR tree-optimization/69606
6499 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
6500 info on the result before moving a stmt.
6502 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
6505 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
6506 branch with vector comparison.
6507 * config/i386/sse.md (VI48_AVX): New mode iterator.
6508 (define_expand "cbranch<mode>4): Add support for conditional branch
6509 with vector comparison.
6510 * tree-vect-loop.c (optimize_mask_stores): New function.
6511 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
6512 has_mask_store field of vect_info.
6513 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
6514 vectorized loops having masked stores after vec_info destroy.
6515 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
6516 correspondent macros.
6517 (optimize_mask_stores): Add prototype.
6519 2016-02-02 Alan Modra <amodra@gmail.com>
6522 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
6525 2016-02-02 Alan Modra <amodra@gmail.com>
6528 * config/rs6000/rs6000.c (need_toc_init): New var, set it
6529 whenever toc_label_name used.
6530 (rs6000_file_start): Don't set up toc section here,
6531 (rs6000_output_function_epilogue): do so here instead,
6532 (rs6000_xcoff_file_start): and here.
6533 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
6534 (load_toc_aix_di): Likewise.
6536 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6538 PR rtl-optimization/69592
6539 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
6540 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
6541 (num_sign_bit_copies_binary_arith_p): New inline function.
6542 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
6544 2016-02-01 Jeff Law <law@redhat.com>
6546 PR tree-optimization/69580
6547 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
6548 * tree-ssa-threadbackward.c
6549 (fsm_find_control_statement_thread_paths): Do not try to walk
6550 through large PHI nodes.
6552 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6554 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
6555 when count is incremented above limit, don't analyze further
6558 * omp-low.c (oacc_parse_default_dims): Avoid
6559 -Wsign-compare warning, make sure value fits into int
6560 rather than just unsigned int.
6562 2016-02-01 Bin Cheng <bin.cheng@arm.com>
6564 PR tree-optimization/67921
6565 * fold-const.c (split_tree): New parameters. Convert pointer
6566 type variable part to proper type before negating.
6567 (fold_binary_loc): Pass new arguments to split_tree.
6569 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
6571 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
6572 (nvptx_goacc_validate_dims): Extend to handle global defaults.
6573 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
6574 * doc/tm.texti: Rebuilt.
6575 * doc/invoke.texi (fopenacc-dim): Document.
6576 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
6577 (append_compiler_options): Likewise.
6578 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
6579 (oacc_parse_default_dims): New.
6580 (oacc_validate_dims): Add USED arg. Select non-unity default when
6582 (oacc_loop_fixed_partitions): Return mask of used partitions.
6583 (oacc_loop_auto_partitions): Emit dump info.
6584 (oacc_loop_partition): Return mask of used partitions.
6585 (execute_oacc_device_lower): Parse default dimension arg. Adjust
6586 loop partitioning and validation calls.
6588 2016-02-01 Richard Biener <rguenther@suse.de>
6591 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
6593 2016-02-01 Richard Biener <rguenther@suse.de>
6595 PR tree-optimization/69574
6596 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
6597 of asserting return chrec_dont_know.
6599 2016-02-01 Martin Liska <mliska@suse.cz>
6601 * mem-stats-traits.h: Add copyright header.
6602 * mem-stats.h: Likewise.
6604 2016-02-01 Richard Biener <rguenther@suse.de>
6606 PR tree-optimization/69579
6607 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
6608 Do not propagate through abnormal PHI results.
6610 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
6612 * postreload.c (reload_cse_simplify): Remove dead code.
6614 2016-02-01 Jakub Jelinek <jakub@redhat.com>
6616 PR rtl-optimization/69570
6617 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
6618 if there is more than one set, not if there is a single set.
6620 2016-02-01 Richard Henderson <rth@redhat.com>
6623 * combine.c (make_compound_operation): When looking through a
6624 subreg, make sure to re-extend to the width of the outer mode.
6626 2016-01-30 Jakub Jelinek <jakub@redhat.com>
6628 PR tree-optimization/69546
6629 * wide-int.cc (wi::divmod_internal): For unsigned division
6630 where both operands fit into uhwi, if o1 is 1 and o0 has
6631 msb set, if divident_prec is larger than bits per hwi,
6632 clear another quotient word and return 2 instead of 1.
6633 Similarly for remainder with msb in HWI set, if dividend_prec
6634 is larger than bits per hwi.
6636 2016-01-29 Martin Jambor <mjambor@suse.cz>
6638 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
6639 Use short lowercase names.
6640 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
6641 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
6642 acq_rel one. Protect warning agains segfaults if
6643 get_memory_order_name returns NULL.
6644 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
6645 with release semantics. Do not warn if get_memory_order already did.
6646 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
6647 semantics. Fix check for relaxed or acquire semantics. Do not warn
6648 if get_memory_order already did.
6650 2016-01-29 Sebastian Pop <s.pop@samsung.com>
6652 * doc/install.texi: Document that isl-0.16 is supported.
6654 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
6657 * config/i386/constraints.md (Bm): Describe as special memory
6659 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
6660 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6661 * genpreds.c (struct constraint_data): Add is_special_memory.
6662 (have_special_memory_constraints, special_memory_start): New
6664 (special_memory_end): Ditto.
6665 (add_constraint): Add new arg is_special_memory. Add code to
6666 process its true value. Update have_special_memory_constraints.
6667 (process_define_constraint): Pass the new arg.
6668 (process_define_register_constraint): Ditto.
6669 (choose_enum_order): Process special memory.
6670 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
6671 function insn_extra_special_memory_constraint.
6672 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6673 * gensupport.c (process_rtx): Process
6674 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
6675 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
6676 * ira-lives.c (single_reg_class): Use
6677 insn_extra_special_memory_constraint.
6678 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
6679 * lra-constraints.c (process_alt_operands): Ditto.
6680 (curr_insn_transform): Use insn_extra_special_memory_constraint.
6681 * recog.c (asm_operand_ok, preprocess_constraints): Process
6683 * reload.c (find_reloads): Ditto.
6684 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
6685 * stmt.c (parse_input_constraint): Use
6686 insn_extra_special_memory_constraint.
6688 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6691 * lra-splill.c (lra_final_code_change): Revert r229087 by
6692 removing all sub-registers.
6694 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
6697 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
6699 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6702 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
6703 SSE1, copy target into the temporary reg first before recursing
6706 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
6708 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
6711 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6713 * ginclude/stdarg.h: Test __cplusplus instead of
6714 __GXX_EXPERIMENTAL_CXX0X__.
6716 2016-01-29 Richard Biener <rguenther@suse.de>
6718 PR tree-optimization/69547
6719 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
6720 Do not mark clobbers necessary.
6721 (mark_all_reaching_defs_necessary_1): Likewise.
6723 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6725 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
6726 declaration name with %qs and print it in both error messages.
6727 Also fix indentation.
6729 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
6732 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
6733 trailing blank line from error message.
6735 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
6738 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
6741 2016-01-29 Richard Biener <rguenther@suse.de>
6744 * match.pd: Allow all integral types when simplifying a
6745 widening or sign-changing conversion.
6747 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6749 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
6750 back to setting codegen_error to fail codegen.
6752 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
6755 * config/i386/constraints.md (C): Only accept constant zero operand.
6756 (BC): New constraint.
6757 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
6758 instead of C constraint.
6759 * doc/md.texi (Machine Constraints): Update description
6762 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
6765 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
6767 2016-01-28 Jakub Jelinek <jakub@redhat.com>
6770 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
6773 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
6775 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
6776 branches if using guessed profile.
6778 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
6780 * graphite-optimize-isl.c (optimize_isl): Fix dump.
6782 2016-01-28 Richard Henderson <rth@redhat.com>
6785 * config/aarch64/aarch64-modes.def (CC_Cmode): New
6786 * config/aarch64/aarch64-protos.h: Update.
6787 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
6788 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
6789 (aarch64_get_condition_code_1): Handle CC_Cmode.
6790 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
6791 (*add<mode>3_compareC_cconly_imm): New.
6792 (*add<mode>3_compareC_cconly): New.
6793 (*add<mode>3_compareC_imm): New.
6794 (add<mode>3_compareC): New.
6795 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
6796 to be first. Use aarch64_carry_operation.
6797 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
6798 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
6799 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
6800 (subti3): Use subdi3_compare1.
6801 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
6802 (sub<mode>3_compare1): New.
6803 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
6804 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
6805 (*subsi3_carryin_uxtw): Likewise.
6806 (*ngc<mode>, *ngcsi_uxtw): Likewise.
6807 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
6808 * config/aarch64/iterators.md (DWI): New.
6809 * config/aarch64/predicates.md (aarch64_carry_operation): New.
6810 (aarch64_borrow_operation): New.
6812 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
6814 * graphite-optimize-isl.c (optimize_isl): Print a different debug
6815 message when isl does not return a valid schedule.
6817 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6819 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
6820 Remove comments from class declarations: they are already in the code
6823 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6825 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
6827 (ternary_op_to_tree): Same.
6828 (unary_op_to_tree): Same.
6829 (nary_op_to_tree): Same.
6830 (gcc_expression_from_isl_expr_op): Same.
6831 (gcc_expression_from_isl_expression): Same.
6832 (graphite_create_new_loop): Same.
6833 (graphite_create_new_loop_guard): Same.
6834 (build_iv_mapping): Same.
6835 (graphite_create_new_guard): Same.
6836 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
6837 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
6839 2016-01-28 Sebastian Pop <s.pop@samsung.com>
6841 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
6842 instead of setting codegen_error to fail codegen.
6844 2016-01-28 Jason Merrill <jason@redhat.com>
6846 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
6848 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6850 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6851 Remove CONST_INT_P check in CCMP cost calculation.
6853 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6855 * config/aarch64/aarch64.c (generic_vector_cost):
6856 Set vec_permute_cost.
6857 (cortexa57_vector_cost): Likewise.
6858 (exynosm1_vector_cost): Likewise.
6859 (xgene1_vector_cost): Likewise.
6860 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
6861 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
6862 Add vec_permute_cost entry.
6864 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
6866 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
6868 (add<mode>3_compare0): Likewise.
6869 (addsi3_compare0_uxtw): Likewise.
6870 (add<mode>3nr_compare0): Likewise.
6871 (compare_neg<mode>): Likewise.
6872 (<optab><mode>3): Likewise.
6874 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
6876 * tree-vect-stmts.c (vectorizable_comparison): Add
6877 NULL check for vectype.
6879 2016-01-28 Richard Biener <rguenther@suse.de>
6881 PR tree-optimization/69466
6882 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6883 Account for PHIs we couldn't duplicate.
6885 2016-01-28 Martin Liska <mliska@suse.cz>
6888 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
6889 instead of ENABLE_VALGRIND_CHECKING.
6891 2016-01-27 Richard Henderson <rth@redhat.com>
6894 * lra-remat.c (subreg_regs): New.
6895 (dump_candidates_and_remat_bb_data): Dump it.
6896 (operand_to_remat): Reject if operand in subreg_regs.
6897 (set_bb_regs): Collect subreg_regs.
6898 (lra_remat): Init and free subreg_regs. Compute
6899 calculate_local_reg_remat_bb_data before create_cands.
6901 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
6904 * config/i386/i386.c (ix86_update_stack_boundary): Don't
6905 change stack_alignment_needed for __tls_get_addr call.
6907 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
6909 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
6911 2016-01-27 Jeff Law <law@redhat.com>
6913 PR tree-optimization/68398
6914 PR tree-optimization/69196
6915 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
6916 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
6917 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6918 Only count PHIs in the last block in the path. The others will
6919 const/copy propagate away. Add heuristic to allow more irreducible
6920 subloops to be created when it is likely profitable to do so.
6922 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
6923 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
6924 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
6926 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6929 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
6930 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
6931 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
6932 * tree-streamer-in.c: Include asan.h.
6933 (streamer_get_builtin_tree): For builtins in sanitizer
6934 range call initialize_sanitizer_builtins and retry.
6936 2016-01-27 Ian Lance Taylor <iant@google.com>
6938 * common.opt (fkeep-gc-roots-live): New undocumented option.
6939 * tree-ssa-loop-ivopts.c (add_candidate_1): If
6940 -fkeep-gc-roots-live, skip pointers.
6941 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
6944 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
6947 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
6948 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
6950 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
6953 * configure.ac: NetBSD provides SSP in its C library.
6954 * configure: Updated.
6956 2016-01-27 Richard Biener <rguenther@suse.de>
6958 PR tree-optimization/69166
6959 * tree-vect-loop.c (vect_is_simple_reduction): Always check
6960 reduction code for commutativity / associativity.
6962 2016-01-27 Martin Jambor <mjambor@suse.cz>
6964 PR tree-optimization/69355
6965 * tree-sra.c (analyze_access_subtree): Correct hole detection when
6966 total_scalarization fails.
6968 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
6970 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
6973 2016-01-27 Christian Bruel <christian.bruel@st.com>
6976 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
6977 Move arm_reset_previous_fndecl and set_target_option_current_node in
6978 the conditional part. Call save_restore_target_globals.
6979 * config/arm/arm.c (arm_set_current_function):
6980 Refactor to better support #pragma target and attribute mix.
6981 Call save_restore_target_globals.
6982 * config/arm/arm-protos.h (save_restore_target_globals): New function.
6984 2016-01-27 Martin Liska <mliska@suse.cz>
6986 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
6987 reference for an HSA kernel and its host function.
6989 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6991 PR tree-optimization/69399
6992 * wide-int.h (wi::lrshift): For larger precisions, only
6993 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
6995 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
6997 * config/arc/predicates.md (proper_comparison_operator): Reject
6998 constant-constant comparison.
7000 2016-01-26 Tom de Vries <tom@codesourcery.com>
7002 PR tree-optimization/69110
7003 * tree-data-ref.c (initialize_data_dependence_relation): Handle
7004 DR_NUM_DIMENSIONS == 0.
7006 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
7007 Sebastian Pop <s.pop@samsung.com>
7009 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
7010 isl_ast_op_cond and isl_ast_op_select.
7011 (gcc_expression_from_isl_expr_op): Same.
7013 2016-01-26 Jason Merrill <jason@redhat.com>
7016 * tree.c (recompute_constructor_flags): Split out from
7018 (verify_constructor_flags): New.
7019 * tree.h: Declare them.
7021 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
7023 PR rtl-optimization/69217
7024 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
7025 are no TYPE_FIELDS set for the record type.
7027 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7030 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
7031 toc_label_name unconditionally.
7032 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
7033 SYMBOL_REF string. Use toc_label_name instead of constructing
7035 (rs6000_elf_declare_function_name): Use toc_label_name instead of
7036 constructing LCTOC1.
7038 2016-01-26 Martin Sebor <msebor@redhat.com>
7041 * doc/extend.texi (Common Type Attributes): Move text that talks about
7042 attribute packed from attribute aligned to the section discussing
7043 the former attribute for clarity.
7045 2016-01-26 Richard Henderson <rth@redhat.com>
7048 * trans-mem.c (tm_region_init): Mark entry block as visited.
7050 2016-01-26 David Malcolm <dmalcolm@redhat.com>
7053 * diagnostic-show-locus.c (layout::print_source_line): Replace
7054 call to pp_newline with call to layout::print_newline.
7055 (layout::print_annotation_line): Likewise.
7056 (layout::move_to_column): Likewise.
7057 (layout::print_any_fixits): After printing any fixits, print a
7058 trailing newline, if necessary.
7059 (layout::print_newline): New method, resetting any colorization
7061 (diagnostic_show_locus): Move the pp_newline to before the
7062 early bailout. Remove dummy block enclosing the layout instance.
7063 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
7064 of pp_newline_and_flush with pp_flush.
7065 (diagnostic_append_note): Delete use of pp_newline.
7066 (diagnostic_append_note_at_rich_loc): Delete.
7067 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
7068 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
7069 when newline characters are added to the buffer.
7071 2016-01-26 Michael Matz <matz@suse.de>
7073 * configure.ac (ac_cv_std_swap_in_utility): New test.
7074 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
7075 * configure: Regenerate.
7076 * config.in: Regenerate.
7078 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
7080 * config/arc/arc.md (cstoresi4): Force operand into register.
7081 (arcset<code>): Fix predicate.
7082 (arcsetltu): Likewise.
7083 (arcsetgeu): Likewise.
7084 (arcsethi): Likewise.
7085 (arcsetls): Likewise.
7087 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7089 PR tree-optimization/69483
7090 * gimple-fold.c (canonicalize_constructor_val): Return NULL
7091 if base has error_mark_node type.
7093 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
7096 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
7097 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
7099 (vget_lane_f16): Handle big-endian.
7100 (vgetq_lane_f16): Likewise.
7101 (vset_lane_f16): Likewise.
7102 (vsetq_lane_f16): Likewise.
7103 * config/arm/iterators.md (VQXMOV): Add V8HF.
7104 (VDQ): Add V4HF and V8HF.
7105 (V_reg): Handle V4HF and V8HF.
7106 (Is_float_mode): Likewise.
7107 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
7108 neon_vdup_nv8hf): New patterns.
7109 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
7110 Use VD_LANE iterator.
7111 (neon_vld1_dup<mode>): Use VQ2 iterator.
7113 2016-01-26 Nathan Sidwell <nathan@acm.org>
7115 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
7116 (set_oacc_fn_attrib): Add IS_KERNEL arg.
7117 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
7118 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
7119 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
7120 (oacc_validate_dims): Add LEVEL arg, don't return level.
7121 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
7123 (execute_oacc_device_lower): Adjust, add more dump output.
7124 * tree-ssa-loop.c (gate_oacc_kernels): Use
7125 oacc_fn_attrib_kernels_p.
7126 * tree-parloops.c (create_parallel_loop): Adjust
7127 set_oacc_fn_attrib call.
7129 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7132 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
7133 (append_compiler_options): Handle -fcilkplus.
7134 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
7136 2016-01-26 Nick Clifton <nickc@redhat.com>
7139 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
7140 been marked as DECL_ONE_ONLY but we do not the means to make it
7141 so, then do not allow it to bind locally.
7143 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7146 * opts.h (parse_sanitizer_options): New prototype.
7147 * opts.c (sanitizer_opts): New array.
7148 (parse_sanitizer_options): New function.
7149 (common_handle_option): Use parse_sanitizer_options.
7151 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
7154 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
7155 alignment adjustment to ...
7156 (ix86_update_stack_boundary): Here. Don't over-align stack for
7158 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
7159 if __tls_get_addr is called.
7161 2016-01-26 Christian Bruel <christian.bruel@st.com>
7163 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
7165 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
7167 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
7169 2016-01-26 Richard Biener <rguenther@suse.de>
7172 * match.pd: Guard X * CST CMP 0 pattern with single_use.
7174 2016-01-26 Richard Biener <rguenther@suse.de>
7176 PR tree-optimization/69452
7177 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
7178 (move_computations_dom_walker::before_dom_children): Rename
7180 (move_computations_worker): This.
7181 (move_computations): Perform an RPO rather than a DOM walk.
7183 2016-01-26 Jakub Jelinek <jakub@redhat.com>
7186 * combine.c (combine_instructions): For REG_EQUAL note with
7187 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
7188 to the underlying register.
7189 * doc/rtl.texi (REG_EQUAL): Document the behavior of
7190 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
7192 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
7195 * config/aarch64/aarch64-builtins.c
7196 (aarch64_init_simd_builtin_types): Do not set structural
7197 equality to __Poly{8,16,64,128}_t types.
7199 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
7201 PR tree-optimization/69400
7202 * wide-int.cc (wi_pack): Take the precision as argument and
7203 perform canonicalization here rather than in the callers.
7204 Use the main loop to handle all full-width HWIs. Add a
7205 zero HWI if in_len isn't a full result.
7206 (wi::divmod_internal): Update accordingly.
7207 (wi::mul_internal): Likewise. Simplify.
7209 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7210 Sebastian Pop <s.pop@samsung.com>
7212 * graphite-poly.c (apply_poly_transforms): Simplify.
7213 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
7214 (print_isl_map): Same.
7215 (print_isl_union_map): Same.
7216 (print_isl_schedule): New.
7217 (debug_isl_schedule): New.
7218 * graphite-dependences.c (scop_get_reads): Do not call
7219 isl_union_map_add_map that is undocumented isl functionality.
7220 (scop_get_must_writes): Same.
7221 (scop_get_may_writes): Same.
7222 (scop_get_original_schedule): Remove.
7223 (scop_get_dependences): Do not call isl_union_map_compute_flow that
7224 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
7225 (compute_deps): Remove.
7226 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
7227 (debug_schedule_ast): New.
7228 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
7229 set_separate_option.
7230 (graphite_regenerate_ast_isl): Add dump.
7231 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
7232 from scop->transformed_schedule.
7233 (graphite_regenerate_ast_isl): Add more dump.
7234 * graphite-optimize-isl.c (optimize_isl): Set
7235 scop->transformed_schedule. Check whether schedules are equal.
7236 (apply_poly_transforms): Move here.
7237 * graphite-poly.c (apply_poly_transforms): ... from here.
7238 (free_poly_bb): Static.
7239 (free_scop): Static.
7240 (pbb_number_of_iterations_at_time): Remove.
7241 (print_isl_ast): New.
7242 (debug_isl_ast): New.
7243 (debug_scop_pbb): New.
7244 * graphite-scop-detection.c (print_edge): Move.
7246 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
7247 (build_scop_scattering): Remove.
7248 (create_pw_aff_from_tree): Assert instead of bailing out.
7249 (add_condition_to_pbb): Remove unused code, do not fail.
7250 (add_conditions_to_domain): Same.
7251 (add_conditions_to_constraints): Remove.
7252 (build_scop_context): New.
7253 (add_iter_domain_dimension): New.
7254 (build_iteration_domains): Initialize pbb->iterators.
7255 Call add_conditions_to_domain.
7258 (index_outermost_in_loop): New.
7259 (index_pbb_in_loop): New.
7260 (outermost_pbb_in): New.
7261 (add_in_sequence): New.
7262 (add_outer_projection): New.
7263 (outer_projection_mupa): New.
7264 (add_loop_schedule): New.
7265 (build_schedule_pbb): New.
7266 (build_schedule_loop): New.
7267 (embed_in_surrounding_loops): New.
7268 (build_schedule_loop_nest): New.
7269 (build_original_schedule): New.
7270 (build_poly_scop): Call build_original_schedule.
7271 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
7272 (free_poly_dr): Remove.
7273 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
7274 (free_poly_bb): Remove.
7275 (debug_loop_vec): Remove.
7276 (print_isl_ast): Declare.
7277 (debug_isl_ast): Declare.
7278 (scop_do_interchange): Remove.
7279 (scop_do_strip_mine): Remove.
7280 (scop_do_block): Remove.
7281 (flatten_all_loops): Remove.
7282 (optimize_isl): Remove.
7283 (pbb_number_of_iterations_at_time): Remove.
7284 (debug_scop_pbb): Declare.
7285 (print_schedule_ast): Declare.
7286 (debug_schedule_ast): Declare.
7287 (struct scop): Remove schedule. Add original_schedule,
7288 transformed_schedule.
7289 (free_gimple_poly_bb): Remove.
7290 (print_generated_program): Remove.
7291 (debug_generated_program): Remove.
7292 (unify_scattering_dimensions): Remove.
7293 * sese.c (print_edge): ... here.
7294 (print_sese): ... here.
7295 (debug_edge): ... here.
7296 (debug_sese): ... here.
7297 * sese.h (print_edge): Declare.
7298 (print_sese): Declare.
7299 (dump_edge): Declare.
7300 (dump_sese): Declare.
7302 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
7303 Sebastian Pop <s.pop@samsung.com>
7305 * Makefile.in: Set ISLVER in site.exp.
7307 2016-01-25 Jakub Jelinek <jakub@redhat.com>
7309 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
7310 DECL_VALUE_EXPR of new_var even for the non-array case. Look
7311 through DECL_VALUE_EXPR for expansion.
7313 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
7315 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
7316 the frame info after reload completed.
7318 2016-01-25 Jeff Law <law@redhat.com>
7320 PR tree-optimization/69196
7321 PR tree-optimization/68398
7322 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
7323 tree-ssa-threadupdate.c.
7324 (determine_bb_domination_status): Prototype
7325 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
7326 (determine_bb_domination_status): No longer static.
7327 (valid_jump_thread_path): Remove code to detect characteristics
7328 of the jump thread path not associated with correctness.
7329 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
7330 Correct test for thread path length. Count PHIs for real operands as
7331 statements that need to be copied. Do not count ASSERT_EXPRs.
7332 Look at all the blocks in the thread path. Compute and selectively
7333 filter thread paths based on threading through the latch, threading
7334 a multiway branch or crossing a multiway branch.
7336 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7338 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
7339 decl with __attribute__ ((unused)) annotation.
7341 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
7344 * tree-vect-stmts.c (vectorizable_condition): Check vectype
7345 of operands is compatible with a statement vectype.
7347 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
7349 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
7350 improve wording for mixed storage order support.
7352 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
7354 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
7355 (vcvt_u64_f64): Likewise.
7356 (vcvta_s64_f64): Likewise.
7357 (vcvta_u64_f64): Likewise.
7358 (vcvtm_s64_f64): Likewise.
7359 (vcvtm_u64_f64): Likewise.
7360 (vcvtn_s64_f64): Likewise.
7361 (vcvtn_u64_f64): Likewise.
7362 (vcvtp_s64_f64): Likewise.
7363 (vcvtp_u64_f64): Likewise.
7365 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
7367 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
7368 (arc_init): Check validity mll64 option.
7369 (arc_save_restore): Use double load/store instruction.
7370 (arc_expand_movmem): Likewise.
7371 (arc_split_move): Don't split if we have double load/store
7372 instructions. Returns a boolean.
7373 (arc_process_double_reg_moves): Change function to return boolean
7374 instead of a sequence of instructions.
7375 (arc_dwarf_register_span): New function.
7376 * config/arc/arc-protos.h (arc_split_move): Change prototype.
7377 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
7378 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
7379 (*movdf_insn): Likewise.
7380 * config/arc/arc.opt (mll64): New option.
7381 * config/arc/predicates.md (even_register_operand): New predicate.
7382 * doc/invoke.texi (ARC Options): Add mll64 documentation.
7384 2016-01-25 Richard Biener <rguenther@suse.de>
7387 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
7388 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
7390 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
7392 2016-01-25 Richard Biener <rguenther@suse.de>
7394 PR tree-optimization/69376
7395 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
7397 (VN_INFO_ANTI_RANGE_P): New inline.
7398 (VN_INFO_RANGE_TYPE): Likewise.
7399 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
7400 SSA_NAME_ANTI_RANGE_P.
7401 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
7402 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7403 Properly query VN_INFO_RANGE_TYPE.
7405 2016-01-25 Nick Clifton <nickc@redhat.com>
7408 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
7410 2016-01-23 Tom de Vries <tom@codesourcery.com>
7412 PR tree-optimization/69426
7413 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
7416 2016-01-23 Jakub Jelinek <jakub@redhat.com>
7418 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
7419 "the the" with "the" in the comments.
7420 * ipa-devirt.c (build_type_inheritance_graph,
7421 update_type_inheritance_graph): Likewise.
7422 * tree.c (build_function_type_list_1): Likewise.
7423 * cfgloopmanip.c (scale_loop_profile): Likewise.
7424 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
7425 * gimple-ssa-split-paths.c
7426 (find_block_to_duplicate_for_splitting_paths): Likewise.
7427 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
7428 * expr.c (convert_move): Likewise.
7429 * var-tracking.c (vt_stack_adjustments): Likewise.
7430 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7431 * tree-vrp.c (test_for_singularity): Likewise.
7433 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
7434 directly instead of building a temporary tree.
7437 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
7438 remove <algorithm> include.
7440 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7443 * config/i386/i386.c: Include dojump.h.
7444 (expand_small_movmem_or_setmem,
7445 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
7447 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
7448 if dynamic_check != -1.
7450 2016-01-21 Jeff Law <law@redhat.com>
7453 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
7454 record_temporary_equivalences. Rewritten to avoid unnecessary calls
7455 into dominated_by_p.
7456 (cprop_into_successor_phis): Avoid unnecessary tests.
7458 2016-01-22 Richard Henderson <rth@redhat.com>
7461 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
7462 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
7464 2016-01-22 Michael Matz <matz@suse.de>
7466 * system.h (string, algorithm): Include only conditionally.
7467 (new): Include always under C++.
7468 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
7469 * final.c (toplevel): Ditto.
7470 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
7471 * genconditions.c (write_header): Make gencondmd.c define
7473 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
7475 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
7476 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
7478 2016-01-22 Christian Bruel <christian.bruel@st.com>
7481 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
7483 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7486 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
7487 define_insn_and_split. Ensure operands[1] and operands[0] do not
7488 get assigned the same register.
7490 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7492 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
7494 2016-01-22 Christian Bruel <christian.bruel@st.com>
7496 * config/arm/arm-c.c (arm_pragma_target_parse):
7497 Remove warn_builtin_macro_redefined overwrite.
7499 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7501 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
7502 flag_non_call_exceptions compatibility.
7504 2016-01-22 Jakub Jelinek <jakub@redhat.com>
7507 * dwarf2out.c (add_child_die_after): New function.
7508 (dwarf_qual_info_t): New type.
7509 (dwarf_qual_info): New variable.
7510 (qualified_die_p): New function.
7511 (modified_type_die): For -fdebug-types-section, ensure
7512 canonical order of qualifiers. Put qualified DIEs adjacent
7513 to the corresponding non-qualified type DIE and search there
7514 for existing qualified DIEs.
7516 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
7518 * doc/extend.texi (scalar_storage_order type attribute): Document
7519 restriction on type punning and aliasing, and remove future tense.
7521 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
7524 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
7527 2016-01-21 Jeff Law <law@redhat.com>
7530 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
7531 useless call to record_temporary_equivalences.
7532 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
7533 allocate 10 slots in the bb_path vector and let it grow as needed.
7534 (fsm_find_control_statement_thread_paths): Similarly for the next_path
7537 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7539 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
7541 * configure: Regenerate.
7543 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
7545 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
7546 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
7548 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
7551 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
7552 drop EXPAND_INITIALIZER.
7553 * rtl.h (contains_symbolic_reference_p): Declare.
7554 * rtlanal.c (contains_symbolic_reference_p): New function.
7555 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
7556 a subtraction into a NOT if symbolic constants are involved.
7558 2016-01-21 Anton Blanchard <anton@samba.org>
7559 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7562 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
7564 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
7567 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7569 * config/microblaze/microblaze.c
7570 (get_branch_target): New.
7571 (insert_wic_for_ilb_runout): New.
7573 (microblaze_machine_dependent_reorg): New.
7574 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
7575 * config/microblaze/microblaze.md
7576 (UNSPEC_IPREFETCH): Define.
7577 (iprefetch): New pattern
7578 * config/microblaze/microblaze.opt
7579 (mxl-prefetch): New flag.
7581 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
7583 * config/microblaze/microblaze.h
7584 (FIXED_REGISTERS): Update in macro.
7585 (CALL_USED_REGISTERS): Update in macro.
7587 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
7589 PR rtl-optimization/68920
7590 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
7593 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
7595 PR rtl-optimization/68990
7596 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
7597 pseudo instead of inheritance ones.
7599 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7600 Nick Clifton <nickc@redhat.com>
7604 * config/mips/mips.c (mips_compute_frame_info): Initialise
7605 args_size and hard_frame_pointer_offset fields of the frame
7606 structure before calling mips_global_pointer.
7608 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
7610 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
7612 * configure: Regenerate.
7614 2016-01-21 Richard Biener <rguenther@suse.de>
7616 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
7618 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7620 * config/s390/s390.c (s390_asm_declare_function_size): Add code
7621 to actually emit the .size directive.
7623 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
7624 Jakub Jelinek <jakub@redhat.com>
7628 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
7629 args array size by one to avoid buffer overflow.
7631 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
7633 * config/s390/s390.md (pool_section_start): Use switch_to_section
7634 to select proper read-only data section instead of hardcoding
7636 (pool_section_end): Use switch_to_section to match the above.
7638 2016-01-21 Richard Biener <rguenther@suse.de>
7640 PR tree-optimization/69378
7641 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
7642 (set_ssa_val_to): Use it for dominance checks taking into
7643 account not executable edges.
7645 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7648 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
7649 for bitsize instead of GET_MODE_PRECISION (mode).
7651 2016-01-20 Martin Sebor <msebor@redhat.com>
7654 * extend.texi (__sync Builtins): Clarify the semantics of
7655 __sync_fetch_and_OP built-ins on pointers.
7656 (__atomic Builtins): Same.
7658 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7659 Sebastian Pop <s.pop@samsung.com>
7661 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
7662 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
7663 (is_valid_rename): Same.
7664 (translate_isl_ast_to_gimple::get_rename): Same.
7665 (translate_isl_ast_to_gimple::rename_all_uses): Same.
7666 (translate_isl_ast_to_gimple::rename_uses): Same.
7667 (get_new_name): Check for close_phi nodes.
7668 (copy_loop_phi_args): Use phi_node_kind.
7669 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
7670 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
7672 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7673 Sebastian Pop <s.pop@samsung.com>
7675 Revert commit r229783.
7676 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
7677 Remove use of parameter_rename_map.
7679 (copy_internal_parameters): Remove.
7680 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
7681 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
7682 (free_sese_info): Do not free parameter_rename_map.
7683 (set_rename): Do not use parameter_rename_map.
7684 (rename_uses): Update call to set_rename.
7685 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
7686 * sese.h (parameter_rename_map_t): Remove.
7687 (struct sese_info_t): Remove field parameter_rename_map.
7689 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7690 Sebastian Pop <s.pop@samsung.com>
7692 * graphite-isl-ast-to-gimple.c: Fix comment.
7693 * graphite-scop-detection.c (defined_in_loop_p): New.
7694 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
7695 names defined in loop.
7697 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7698 Sebastian Pop <s.pop@samsung.com>
7700 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7701 Discard unstructured if-then-else regions.
7703 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7704 Sebastian Pop <s.pop@samsung.com>
7706 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
7707 (cleanup_loop_iter_dom): Remove.
7708 (build_loop_iteration_domains): Remove.
7709 (build_scop_context): Remove.
7710 (build_scop_iteration_domain): Remove.
7711 (add_loop_constraints): New.
7712 (build_iteration_domains): New.
7713 (build_poly_scop): Call build_iteration_domains.
7715 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7716 Sebastian Pop <s.pop@samsung.com>
7718 * graphite-scop-detection.c
7719 (scop_detection::harmful_loop_in_region): Free dom and loops.
7720 (scop_detection::loop_body_is_valid_scop): Free bbs.
7722 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7723 Sebastian Pop <s.pop@samsung.com>
7725 * graphite-scop-detection.c (record_loop_in_sese): New.
7726 (gather_bbs::before_dom_children): Call record_loop_in_sese.
7727 (build_scops): Remove call to build_sese_loop_nests.
7728 * sese.c (sese_record_loop): Remove.
7729 (build_sese_loop_nests): Remove.
7730 (new_sese_info): Remove region->loops.
7731 (free_sese_info): Same.
7732 * sese.h (sese_contains_loop): Same.
7733 (build_sese_loop_nests): Remove.
7734 (sese_contains_loop): Remove.
7736 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7737 Sebastian Pop <s.pop@samsung.com>
7739 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
7740 loop_is_valid_in_scop.
7741 (scop_detection::harmful_stmt_in_region): Renamed
7742 harmful_loop_in_region.
7743 Call loop_is_valid_in_scop.
7745 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7746 Sebastian Pop <s.pop@samsung.com>
7748 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
7751 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7752 Sebastian Pop <s.pop@samsung.com>
7754 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
7755 * graphite.h (struct poly_bb): Remove field is_reduction.
7756 (PBB_IS_REDUCTION): Remove.
7758 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
7759 Sebastian Pop <s.pop@samsung.com>
7761 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
7762 (add_pdr_constraints): Same.
7763 (scop_get_reads): Same.
7764 (scop_get_must_writes): Same.
7765 (scop_get_may_writes): Same.
7766 (scop_get_original_schedule): Same.
7767 (extend_schedule): Same.
7768 (apply_schedule_on_deps): Same.
7769 (carries_deps): Same.
7770 (compute_deps): Same.
7771 (scop_get_dependences): Same.
7772 * graphite-isl-ast-to-gimple.c
7773 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
7774 * graphite-optimize-isl.c (get_schedule_for_band): Same.
7775 (get_schedule_for_band_list): Same.
7776 (get_schedule_map): Same.
7777 (apply_schedule_map_to_scop): Same.
7778 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
7779 (build_loop_iteration_domains): Same.
7780 (add_condition_to_pbb): Same.
7781 (add_param_constraints): Same.
7782 (pdr_add_memory_accesses): Same.
7783 (pdr_add_data_dimensions): Same.
7785 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7787 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
7790 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
7792 * common.opt (feliminate-dwarf2-dups): Replace references to
7793 "DWARF 2" with just "DWARF".
7794 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
7795 * doc/extend.texi: Likewise.
7796 * doc/cpp.texi: Likewise.
7797 * doc/invoke.texi: Likewise.
7798 (Option Summary): Add -gdwarf to list of Debugging Options.
7799 (Debugging Options): Document -gdwarf.
7800 * doc/contrib.texi: Spell "DWARF" like that.
7802 2016-01-21 Jakub Jelinek <jakub@redhat.com>
7804 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
7805 warning. Fix up formatting.
7808 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
7809 attempt to mark memory input operand addressable and
7810 call prepare_gimple_addressable in that case. Don't adjust
7811 input_location for diagnostics, use error_at instead.
7813 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
7815 * config/rs6000/ppc-auxv.h: New file.
7816 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
7818 (cpu_supports): Likewise.
7819 * config/rs6000/rs6000.c: include "ppc-auxv.h".
7820 (cpu_is_info): New variable.
7821 (cpu_supports_info): Likewise.
7822 (tcb_verification_symbol): Likewise.
7823 (cpu_builtin_p): Likewise.
7824 (cpu_expand_builtin): New function.
7825 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
7826 (rs6000_init_builtins): Likewise.
7827 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
7828 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
7829 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
7830 * configure: Regenerate.
7831 * config.in: Likewise.
7832 * doc/extend.texi (PowerPC Built-in Functions): Document
7833 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
7835 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
7838 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
7840 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
7843 2016-01-20 Richard Henderson <rth@redhat.com>
7849 * tree.c (tm_define_builtin): New.
7850 (find_tm_vector_type): New.
7851 (build_tm_vector_builtins): New.
7852 (build_common_builtin_nodes): Call it.
7854 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
7856 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
7857 (arm_fp_ok): Likewise.
7859 (arm_crypto): Likewise.
7861 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
7862 Richard Biener <rguenther@suse.de>
7864 PR tree-optimization/69328
7865 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
7866 vectors have same number of elements.
7867 (vectorizable_condition): Fix masked version recognition.
7869 2016-01-20 Richard Biener <rguenther@suse.de>
7871 PR tree-optimization/69345
7872 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
7873 (VN_INFO_PTR_INFO): Likewise.
7874 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
7875 info when it is equal between non-dominating SSA names.
7876 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7877 Make sure to look at original SSA infos.
7879 2016-01-20 Jeff Law <law@redhat.com>
7882 * config/m68k/predicates.md (pow2_m1_operand): New predicate
7884 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
7885 (pc_or_label_operand): New predicate.
7886 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
7887 tests for small integers that are 2^n - 1.
7889 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
7891 * doc/invoke.texi (Options Summary): Add '.' after @xref.
7893 2016-01-19 Jeff Law <law@redhat.com>
7896 * tree-ssa-threadbackwards.c
7897 (fsm_find_control_statement_thread_paths): Do not try to lookup
7898 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
7900 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7902 * doc/lto.texi: Remove text that says only Gold has linker plugin
7905 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
7907 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
7908 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
7909 the DIE accordingly.
7910 (modified_type_die): Add REVERSE parameter and pass it recursively,
7911 as well as to base_type_die. Adjust presence check accordingly.
7912 (base_type_for_mode): Adjust call to modified_type_die.
7913 (add_type_attribute): Add REVERSE parameter and pass it to
7915 (generic_parameter_die): Adjust call to add_type_attribute.
7916 (add_scalar_info): Likewise.
7917 (add_subscript_info): Likewise.
7918 (gen_array_type_die): Likewise.
7919 (gen_descr_array_type_die): Likewise.
7920 (gen_entry_point_die): Likewise.
7921 (gen_enumeration_type_die): Likewise.
7922 (gen_formal_parameter_die): Likewise.
7923 (gen_subprogram_die): Likewise.
7924 (gen_variable_die ): Likewise.
7925 (gen_const_die): Likewise.
7926 (gen_field_die): Likewise.
7927 (gen_pointer_type_die): Likewise.
7928 (gen_reference_type_die): Likewise.
7929 (gen_ptr_to_mbr_type_die): Likewise.
7930 (gen_inheritance_die): Likewise.
7931 (gen_subroutine_type_die): Likewise.
7932 (gen_typedef_die): Likewise.
7933 (force_type_die): Adjust call to modified_type_die.
7935 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
7937 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
7938 flow throughout the file. Fix broken link to Objective-C 2.0
7940 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
7943 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7945 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
7947 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
7950 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
7951 (maybe_record_node): Record cxa_pure_virtual as the only possible
7952 target if there are not ohter candidates.
7953 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
7955 2016-01-19 Richard Biener <rguenther@suse.de>
7957 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
7958 (get_memory_order): Likewise.
7960 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
7962 * tree-vect-stmts.c (vectorizable_store): Check
7965 2016-01-19 David Malcolm <dmalcolm@redhat.com>
7968 * gcc.c (driver::decode_argv): Add call to
7969 init_opts_obstack before init_options_struct.
7970 * opts.c (init_opts_obstack): Remove idempotency.
7971 (init_options_struct): Replace call to init_opts_obstack
7972 with a gcc_assert to verify that it has already been called.
7973 * toplev.c (toplev::main): Add call to init_opts_obstack before
7974 calls to init_options_struct.
7975 (toplev::finalize): Move cleanup of opts_obstack next to
7976 cleanup of save_decoded_options, clearing the latter, and
7977 save_decoded_options_count.
7979 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7982 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
7983 attribute to unconditional. Remove %? from output template.
7985 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7986 Jiong Wang <jiong.wang@arm.com>
7988 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
7989 generated from different expand order.
7991 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7993 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
7994 Add support for CCMP costing.
7996 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
7998 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
7999 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
8000 (fccmpe<mode>): Likewise.
8001 (fcmp): Rename to fcmp and globalize pattern.
8003 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
8004 (aarch64_gen_ccmp_next): Add FP support.
8006 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
8008 * target.def (gen_ccmp_first): Update documentation.
8009 (gen_ccmp_next): Likewise.
8010 * doc/tm.texi (gen_ccmp_first): Update documentation.
8011 (gen_ccmp_next): Likewise.
8012 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
8013 expand_ccmp_expr_1. Improve comments.
8014 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
8015 (ccmp_ior<mode>): Remove pattern.
8016 (cmp<mode>): Remove expand.
8017 (cmp): Globalize pattern.
8018 (cstorecc4): Use cc_register.
8019 (mov<mode>cc): Remove ccmp_cc_register check.
8020 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
8021 Simplify after removal of CC_DNE/* modes.
8022 (aarch64_ccmp_mode_to_code): Remove.
8023 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
8024 In 'k' case use integer as condition.
8025 (aarch64_nzcv_codes): Remove inverted cases.
8026 (aarch64_code_to_ccmode): Remove.
8027 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
8028 comparison with CC register to be used in folowing CCMP/branch/CSEL.
8029 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
8030 pattern. Return the comparison with CC register. Invert conditions
8032 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
8033 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
8035 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8037 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
8038 instrumented_version.
8040 2016-01-19 Richard Biener <rguenther@suse.de>
8042 PR tree-optimization/69336
8043 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
8044 handled components with get_ref_base_and_extent.
8045 (equal_mem_array_ref_p): Adjust.
8047 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8050 * shrink-wrap.c: Include valtrack.h.
8051 (move_insn_for_shrink_wrap): Add DEBUG argument. If
8052 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
8053 in between insn and where it will be moved to. Call
8054 dead_debug_insert_temp.
8055 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
8056 first and dead_debug_local_finish at the end.
8057 For uses and defs bitmap, handle all regs in between REGNO and
8058 END_REGNO, not just the first one.
8060 2016-01-19 Richard Biener <rguenther@suse.de>
8062 PR tree-optimization/69352
8063 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
8064 (equal_mem_array_ref_p): Constrain size and max size properly.
8065 Compare the reverse flag.
8067 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
8069 * ira.c (ira): Update regstat data if we deleted insns.
8071 2016-01-19 Jakub Jelinek <jakub@redhat.com>
8073 PR rtl-optimization/68955
8074 PR rtl-optimization/64557
8075 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
8076 here. Fix up formatting.
8077 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
8079 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8082 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
8083 assume that the node has body.
8084 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
8087 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8089 * lto-streamer-out.c (lto_output): Do not stream instrumentation
8092 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
8094 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
8095 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
8097 2016-01-19 Martin Jambor <mjambor@suse.cz>
8098 Martin Liska <mliska@suse.cz>
8099 Michael Matz <matz@suse.de>
8101 * Makefile.in (OBJS): Add new source files.
8102 (GTFILES): Add hsa.c.
8103 * common.opt (disable_hsa): New variable.
8104 (-Whsa): New warning.
8105 * config.in (ENABLE_HSA): New.
8106 * configure.ac: Treat hsa differently from other accelerators.
8107 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
8109 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
8110 * doc/install.texi (Configuration): Document --with-hsa-runtime,
8111 --with-hsa-runtime-include, --with-hsa-runtime-lib and
8113 * doc/invoke.texi (-Whsa): Document.
8114 (hsa-gen-debug-stores): Likewise.
8115 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
8116 to invoke offload compiler for hsa acclerator.
8117 * opts.c (common_handle_option): Determine whether HSA offloading
8118 should be performed.
8119 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
8120 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
8121 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
8122 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
8123 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
8124 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
8125 GF_OMP_FOR_KIND_GRID_LOOP.
8126 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
8127 (pp_gimple_stmt_1): Likewise.
8128 * gimple-walk.c (walk_gimple_stmt): Likewise.
8129 * gimple.c (gimple_build_omp_grid_body): New function.
8130 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
8131 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
8132 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
8133 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
8134 GF_OMP_TEAMS_GRID_PHONY.
8135 (gimple_statement_omp_single_layout): Updated comments.
8136 (gimple_build_omp_grid_body): New function.
8137 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
8138 (gimple_omp_for_grid_phony): New function.
8139 (gimple_omp_for_set_grid_phony): Likewise.
8140 (gimple_omp_parallel_grid_phony): Likewise.
8141 (gimple_omp_parallel_set_grid_phony): Likewise.
8142 (gimple_omp_teams_grid_phony): Likewise.
8143 (gimple_omp_teams_set_grid_phony): Likewise.
8144 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
8145 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
8146 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
8147 (BUILT_IN_GOMP_TARGET): Updated type.
8148 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
8149 (adjust_for_condition): New function.
8150 (get_omp_for_step_from_incr): Likewise.
8151 (extract_omp_for_data): Moved parts to adjust_for_condition and
8152 get_omp_for_step_from_incr.
8153 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
8154 (fixup_child_record_type): Bail out if receiver_decl is NULL.
8155 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
8156 (scan_omp_parallel): Do not create child functions for phony
8158 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
8159 (scan_omp_1_op): Checking assert we are not remapping to
8160 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
8161 (parallel_needs_hsa_kernel_p): New function.
8162 (expand_parallel_call): Register apprpriate parallel child
8163 functions as HSA kernels.
8164 (grid_launch_attributes_trees): New type.
8165 (grid_attr_trees): New variable.
8166 (grid_create_kernel_launch_attr_types): New function.
8167 (grid_insert_store_range_dim): Likewise.
8168 (grid_get_kernel_launch_attributes): Likewise.
8169 (get_target_argument_identifier_1): Likewise.
8170 (get_target_argument_identifier): Likewise.
8171 (get_target_argument_value): Likewise.
8172 (push_target_argument_according_to_value): Likewise.
8173 (get_target_arguments): Likewise.
8174 (expand_omp_target): Call get_target_arguments instead of looking
8175 up for teams and thread limit.
8176 (grid_expand_omp_for_loop): New function.
8177 (grid_arg_decl_map): New type.
8178 (grid_remap_kernel_arg_accesses): New function.
8179 (grid_expand_target_kernel_body): New function.
8180 (expand_omp): Call it.
8181 (lower_omp_for): Do not emit phony constructs.
8182 (lower_omp_taskreg): Do not emit phony constructs but create for them
8183 a temporary variable receiver_decl.
8184 (lower_omp_taskreg): Do not emit phony constructs.
8185 (lower_omp_teams): Likewise.
8186 (lower_omp_grid_body): New function.
8187 (lower_omp_1): Call it.
8188 (grid_reg_assignment_to_local_var_p): New function.
8189 (grid_seq_only_contains_local_assignments): Likewise.
8190 (grid_find_single_omp_among_assignments_1): Likewise.
8191 (grid_find_single_omp_among_assignments): Likewise.
8192 (grid_find_ungridifiable_statement): Likewise.
8193 (grid_target_follows_gridifiable_pattern): Likewise.
8194 (grid_remap_prebody_decls): Likewise.
8195 (grid_copy_leading_local_assignments): Likewise.
8196 (grid_process_kernel_body_copy): Likewise.
8197 (grid_attempt_target_gridification): Likewise.
8198 (grid_gridify_all_targets_stmt): Likewise.
8199 (grid_gridify_all_targets): Likewise.
8200 (execute_lower_omp): Call grid_gridify_all_targets.
8201 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
8202 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
8203 (tree_omp_clause): Added union field dimension.
8204 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
8205 * tree.c (omp_clause_num_ops): Added number of arguments of
8206 OMP_CLAUSE__GRIDDIM_.
8207 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
8208 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
8209 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
8210 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
8211 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
8212 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
8213 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
8214 * tree-pass.h (make_pass_gen_hsail): Declare.
8215 (make_pass_ipa_hsa): Likewise.
8216 * ipa-hsa.c: New file.
8217 * lto-section-in.c (lto_section_name): Add hsa section name.
8218 * lto-streamer.h (lto_section_type): Add hsa section.
8219 * timevar.def (TV_IPA_HSA): New.
8220 * hsa-brig-format.h: New file.
8221 * hsa-brig.c: New file.
8222 * hsa-dump.c: Likewise.
8223 * hsa-gen.c: Likewise.
8226 * toplev.c (compile_file): Call hsa_output_brig.
8227 * hsa-regalloc.c: New file.
8229 2016-01-18 Jeff Law <law@redhat.com>
8231 PR tree-optimization/69320
8232 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
8233 ranged object, do nothing if the RHS constant is not [0..1].
8234 (optimize_stmt): Comparing a boolean ranged object against a
8235 constant outside [0..1] results in a compile-time constant.
8237 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
8240 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
8242 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8243 (Option Summary): Update to reflect new section and moved options.
8244 (C++ Dialect Options): Move -fstats to new section.
8245 (Debugging Options): Move all dump, statistics, and other GCC
8246 developer options to new section. Rewrite section introduction
8247 and re-order remaining options to put the more basic ones first.
8248 (Optimization Options): Move -fira-verbose and -flto-report* to
8250 (Developer Options): New section incorporating moved options.
8251 * doc/cppopts.texi (-dM): Update cross-reference.
8253 2016-01-18 Richard Henderson <rth@redhat.com>
8256 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
8257 operands to pseudo only if CSE is expected. Split long immediate
8258 operands only after reload, and for the stack pointer.
8259 (*add<GPI>3_pluslong): Remove.
8260 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
8261 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
8262 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
8263 (*add<GPI>3 peepholes): New.
8264 (*add<GPI>3 splitters): New.
8265 * config/aarch64/constraints.md (Upl): New.
8266 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
8268 2016-01-18 Richard Biener <rguenther@suse.de>
8270 PR tree-optimization/69297
8271 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
8273 (vect_bb_vectorization_profitable_p): Clear visited flag again.
8275 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8278 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
8279 of mixind vector and scalar types.
8280 (fold_relational_const): Add handling of vector
8281 comparison with boolean result.
8282 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
8283 comparison of vector operands with boolean result for EQ/NE only.
8284 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
8285 (verify_gimple_cond): Likewise.
8286 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
8289 2016-01-18 Joseph Myers <joseph@codesourcery.com>
8291 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
8294 2016-01-18 Richard Biener <rguenther@suse.de>
8297 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
8299 2016-01-18 Tom de Vries <tom@codesourcery.com>
8301 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
8303 2016-01-18 Tom de Vries <tom@codesourcery.com>
8305 * omp-low.c (set_oacc_fn_attrib): Make extern.
8306 * omp-low.h (set_oacc_fn_attrib): Declare.
8307 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
8308 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
8309 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
8310 Add and handle function parameter oacc_kernels_p.
8311 (find_reduc_addr, get_omp_data_i_param): New function.
8312 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
8313 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
8314 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
8315 Calculate dominance info. Skip loops that are not in a kernels region
8316 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
8317 (pass_parallelize_loops::execute): Call parallelize_loops with
8318 oacc_kernels_p argument.
8319 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
8320 New member function.
8321 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
8322 * passes.def: Add argument to pass_parallelize_loops instantation.
8324 2016-01-18 Tom de Vries <tom@codesourcery.com>
8326 * tree-parloops.c (pass_parallelize_loops::execute): Allow
8327 pass_parallelize_loops to be run outside the loop pipeline.
8329 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8331 * tree-scalar-evolution.c (follow_copies_to_constant): New.
8332 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
8334 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8337 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
8338 using get_ref_base_and_extent.
8339 (equal_mem_array_ref_p): New.
8340 (hashable_expr_equal_p): Add call to previous.
8342 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
8345 * tree-sra.c (disqualified_constants, constant_decl_p): New.
8346 (sra_initialize): Allocate disqualified_constants.
8347 (sra_deinitialize): Free disqualified_constants.
8348 (disqualify_candidate): Update disqualified_constants when appropriate.
8349 (create_access): Scan for constant-pool entries as we go along.
8350 (scalarizable_type_p): Add check against type_contains_placeholder_p.
8351 (maybe_add_sra_candidate): Allow constant-pool entries.
8352 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
8353 (initialize_constant_pool_replacements): New.
8354 (sra_modify_assign): Avoid mangling assignments created by previous,
8355 and don't generate writes into constant pool.
8356 (sra_modify_function_body): Call initialize_constant_pool_replacements.
8358 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8360 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
8362 (scalar_chain::convert_op): Likewise.
8363 * config/i386/i386.md (*andndi3_doubleword): New.
8365 2016-01-18 Richard Biener <rguenther@suse.de>
8367 PR tree-optimization/69170
8368 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
8369 building a vector from scalar results of a pattern stmt.
8371 2016-01-18 Jakub Jelinek <jakub@redhat.com>
8373 * haifa-sched.c (autopref_multipass_init): Work around
8374 -Wmaybe-uninitialized warning.
8376 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
8378 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
8379 against the constant 0.
8381 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8383 PR tree-optimization/68799
8384 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
8385 look up phi candidates in the statement-candidate map.
8386 (phi_add_costs): Likewise.
8387 (record_phi_increments): Likewise.
8388 (phi_incr_cost): Likewise.
8389 (ncd_with_phi): Likewise.
8390 (all_phi_incrs_profitable): Likewise.
8392 2016-01-17 Jakub Jelinek <jakub@redhat.com>
8394 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
8395 -Wmaybe-uninitialized warning.
8397 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
8399 * doc/invoke.texi (Invoking GCC): Add new section to menu.
8400 (Option Summary): Update to reflect new section and moved options.
8401 (C++ Dialect Options): Move -fvtable-verify and related options.
8402 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
8403 and profiling-related options.
8404 (Optimization Options): Move profile generation options and
8405 -fstack-protector and related options.
8406 (Instrumentation Options): New section incorporating moved options.
8407 (Code Generation Options): Move -finstrument-functions and
8408 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
8410 2016-01-16 Tom de Vries <tom@codesourcery.com>
8412 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
8414 2016-01-16 Tom de Vries <tom@codesourcery.com>
8416 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
8418 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
8420 * hash-table.h (hash_table::empty): Turn into an inline wrapper
8421 that checks whether the table is already empty. Rename the
8422 original implementation to...
8423 (hash_table::empty_slot): ...this new private function.
8425 2016-01-15 David Malcolm <dmalcolm@redhat.com>
8428 * diagnostic-show-locus.c (layout::print_source_line): Move x
8429 offset of line until after call to
8430 get_line_width_without_trailing_whitespace.
8432 2016-01-15 Jeff Law <law@redhat.com>
8434 PR tree-optimization/69270
8435 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
8436 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
8437 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
8438 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
8439 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8440 ssa_name_has_boolean_range and constant_boolean_node.
8442 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
8444 PR rtl-optimization/69030
8445 * lra-spills.c (remove_pseudos): Check nrefs and make the function
8447 (spill_pseudos): Delete debug insn for dead pseudo.
8448 (lra_spill): Initiate spill_hard_reg and slots memory separately.
8450 2016-01-15 Jiong Wang <jiong.wang@arm.com>
8452 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
8454 (TYPES_UNOPUS): Likewise.
8455 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
8456 builtin type, from UNOP to UNOPUS.
8457 (lbtruncuv4sf): Likewise.
8458 (lbtruncuv2df): Likewise.
8459 (lrounduv2sf): Likewise.
8460 (lrounduv4sf): Likewise.
8461 (lrounduv2df): Likewise.
8462 (lroundusf): Likewise.
8463 (lroundusf): Likewise.
8464 (lceiluv2sf): Likewise.
8465 (lceiluv4sf): Likewise.
8466 (lceiluv2df): Likewise.
8467 (lceilusf): Likewise.
8468 (lceiludf): Likewise.
8469 (lflooruv2sf): Likewise.
8470 (lflooruv4sf): Likewise.
8471 (lflooruv2df): Likewise.
8472 (lfloorusf): Likewise.
8473 (lfloorudf): Likewise.
8474 (lfrintnuv2sf): Likewise.
8475 (lfrintnuv4sf): Likewise.
8476 (lfrintnuv2df): Likewise.
8477 (lfrintnusf): Likewise.
8478 (lfrintnudf): Likewise.
8479 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
8481 (vcvtq_u32_f32): Likewise.
8482 (vcvtq_u64_f64): Likewise.
8483 (vcvta_u32_f32): Likewise.
8484 (vcvtaq_u32_f32): Likewise.
8485 (vcvtaq_u64_f64): Likewise.
8486 (vcvtm_u32_f32): Likewise.
8487 (vcvtmq_u32_f32): Likewise.
8488 (vcvtmq_u64_f64): Likewise.
8489 (vcvtn_u32_f32): Likwise.
8490 (vcvtnq_u32_f32): Likewise.
8491 (vcvtnq_u64_f64): Likewise.
8492 (vcvtp_u32_f32): Likewise.
8493 (vcvtpq_u32_f32): Likewise.
8494 (vcvtpq_u64_f64): Likewise.
8495 (vcvtmd_u64_f64): Likewise.
8496 (vcvtms_u32_f32): Likewise.
8497 (vcvtad_u64_f64): Likewise.
8498 (vcvtas_u32_f32): Likewise.
8499 (vcvtnd_u64_f64): Likewise.
8500 (vcvtns_u32_f32): Likewise.
8501 (vcvtpd_u64_f64): Likewise.
8502 (vcvtps_u32_f32): Likewise.
8504 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8506 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
8507 CSEL of zero_extended registers.
8509 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8511 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
8512 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
8514 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8516 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
8517 false when argument string is not found in the attributes table
8520 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
8523 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
8524 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
8525 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
8528 2016-01-15 Richard Biener <rguenther@suse.de>
8530 PR tree-optimization/66856
8531 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
8532 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
8533 (vect_create_new_slp_node): Increment stmt reference count.
8534 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
8535 an SLP tree before swapping operands.
8536 (vect_build_slp_tree): Likewise.
8537 (destroy_bb_vec_info): Free stmt info after SLP instances.
8538 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
8539 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
8540 (STMT_VINFO_NUM_SLP_USES): New macro.
8542 2016-01-15 Richard Biener <rguenther@suse.de>
8545 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
8546 (add_linkage_name): ... here.
8547 (gen_typedef_die): Use add_linkage_name_raw instead of
8548 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
8551 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
8553 * gimplify.c (oacc_default_clause): Decode reference and pointer
8554 types for both kernels and parallel regions.
8556 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
8559 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
8561 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8563 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
8564 (convert_scalars_to_vector): Likewise.
8566 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
8568 * doc/extend.texi (Type Traits): Fix grammar.
8570 2016-01-15 Martin Jambor <mjambor@suse.cz>
8572 * tree-inline.c (remap_decl): Use existing dclarations if
8573 remapping a type and prevent_decl_creation_for_types.
8574 (replace_locals_stmt): Do an initial remapping of non-VLA typed
8575 decls first. Do real remapping with
8576 prevent_decl_creation_for_types set.
8577 * tree-inline.h (copy_body_data): New field
8578 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
8581 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8583 * config/s390/s390.opt (mmvcle): More verbose help text.
8585 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8587 * config/s390/s390.opt: Add period to -mzvector option text.
8589 2016-01-15 Richard Biener <rguenther@suse.de>
8591 PR tree-optimization/68961
8592 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
8593 of invariants in stores again.
8595 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
8597 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
8599 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
8601 * config/i386/i386.c (ix86_expand_branch): Don't split
8602 DI mode xor instruction to SI mode.
8604 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8607 * ipa-icf.c (sem_function::merge): Virtual functions may become
8608 reachable even if they address is not taken and there are no
8611 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
8613 * lto-streamer-out.c (subtract_estimated_size): New function.
8614 (get_symbol_initial_value): Use it.
8616 2016-01-15 Christian Bruel <christian.bruel@st.com>
8619 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
8620 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
8621 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
8622 use add_builtin_function_ext_scope instead of add_builtin_function.
8623 (neon_set_p, neon_crypto_set_p): Remove.
8624 (arm_init_builtins): Always call arm_init_neon_builtins and
8625 arm_init_crypto_builtins.
8626 (arm_expand_builtin): Check that builtins are allowed for the arch.
8627 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
8628 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
8629 arm_init_neon_builtins call.
8631 2016-01-15 Richard Biener <rguenther@suse.de>
8633 PR tree-optimization/69117
8634 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
8635 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
8636 of the leader conservatively.
8637 (free_scc_vn): Restore original SSA name infos.
8639 2016-01-14 Jeff Law <law@redhat.com>
8641 PR tree-optimization/69270
8642 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
8643 single bit of precision, verify it's also unsigned.
8644 (record_edge_info): Use constant_boolean_node rather than fold_convert
8645 to convert boolean_true/boolean_false to the right type.
8647 2016-01-14 Richard Henderson <rth@redhat.com>
8650 * loop-doloop.c (record_reg_sets): New.
8651 (doloop_optimize): Reject the transform if the sequence
8652 clobbers registers live at the end of the loop block.
8653 (doloop_optimize_loops): Enable df_live if needed.
8655 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8657 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
8658 * gcc/config/rs6000/rs6000.c: Likewise.
8659 * gcc/config/rs6000/rs6000.h: Likewise.
8660 * gcc/config/rs6000/rs6000.md: Likewise.
8661 * gcc/doc/extend.texi: Likewsie.
8663 2016-01-14 Jeff Law <law@redhat.com>
8665 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
8668 2016-01-14 Richard Henderson <rth@redhat.com>
8672 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
8673 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
8674 instead of builtin_decl_declared_p to test for declaration.
8676 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
8678 * doc/loop.texi (Loop Analysis and Representation): Document
8679 loop_depth function.
8681 2016-01-14 Tom de Vries <tom@codesourcery.com>
8683 PR tree-optimization/68773
8684 * omp-low.c (expand_omp_target): Don't set force_output.
8685 * varpool.c (varpool_node::get_create): Same.
8686 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
8687 offload_funcs with force_output.
8689 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8692 * lra-eliminations.c (move_plus_up): Don't change anything if either
8693 the outer or inner subreg mode is not MODE_INT.
8694 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
8695 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
8697 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8699 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
8700 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
8701 reduc_uplus_@var{m}): Remove.
8702 * expr.c (expand_expr_real_2): Remove expansion path for
8703 reduc_[us](min|max|plus) optabs.
8704 * optabs-tree.c (scalar_reduc_to_vector): Remove.
8705 * optabs-tree.h (scalar_reduc_to_vector): Remove.
8706 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
8707 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
8708 * tree-vect-loop.c (vectorizable_reduction): Remove test for
8709 reduc_[us](min|max|plus) optabs.
8711 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
8713 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
8714 (reduc_plus_scal_v2sf): New.
8715 (reduc_smax_v2sf): Rename to...
8716 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
8717 (reduc_smin_v2sf): Rename to...
8718 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
8720 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
8722 * alias.c (compare_base_symbol_refs): New function.
8723 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
8726 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8729 PR tree-optimization/69155
8730 * tree-complex.c: Include cfganal.h.
8731 (phis_to_revisit): New variable.
8732 (extract_component): Add phiarg_p argument. Assert that returned
8733 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
8734 (update_phi_components): Partly rewrite to use loop over real/imag
8735 components instead of code duplication. If extract_component returns
8736 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
8737 create_tmp_reg into the PHI node instead, and mention the phi triplet
8739 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
8740 in phis_to_revisit at the end.
8742 2016-01-14 Richard Biener <rguenther@suse.de>
8744 PR tree-optimization/68060
8745 * tree-vect-loop.c (vect_is_simple_reduction): Check the
8746 outer loop reduction is only used in the inner loop before
8747 detecting a double reduction.
8749 2016-01-14 Jakub Jelinek <jakub@redhat.com>
8752 * combine.c (expand_field_assignment): Punt if compute_mode is
8753 unsupported scalar mode.
8755 2016-01-14 Richard Biener <rguenther@suse.de>
8757 PR tree-optimization/66856
8758 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
8759 SLP node only if it built successfully.
8760 (vect_analyze_slp_instance): Adjust.
8762 2016-01-14 Jeff Law <law@redhat.com>
8764 PR tree-optimization/69270
8765 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
8766 (record_edge_info): Use it. Convert boolean_{true,false}_node
8769 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
8772 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
8773 use block_ultimate_origin
8774 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
8776 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8778 * doc/invoke.texi (Submodel Options): Rename section to
8779 "Machine-Dependent Options" to better reflect its content.
8780 Rewrite introductory text to remove archaic CPU names.
8783 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
8785 * doc/invoke.texi (Code Gen Options): Move section up in file,
8786 before target-specific options. Update menu and option summary
8787 to reflect the new section ordering.
8789 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8791 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
8792 (C++ Dialect Options): Add cross-reference to -std option.
8793 * doc/standards.texi (C++ Language): Document C++14 support.
8795 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8797 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
8798 for pack/unpack functions for __ibm128.
8799 (PACK_IF): Likewise.
8800 (UNPACK_IF): Likewise.
8802 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
8803 support for __ibm128 pack/unpack functions.
8804 (rs6000_invalid_builtin): Likewise.
8805 (rs6000_init_builtins): Likewise.
8806 (rs6000_opt_masks): Likewise.
8808 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
8809 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
8811 (RS6000_BTM_COMMON): Likewise.
8813 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
8814 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
8815 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
8816 128-bit floating point. Add support for the double values to be
8817 in Altivec registers for TF/IF packing and unpacking, but restrict
8818 TD packing sub-fields to be FPR registers. Don't allow overlapped
8819 register support for packing. Allow pack inputs to be memory
8820 locations. Don't build generator functions for unpack<mode>_dm
8821 and unpack<mode>_nodm.
8822 (unpack<mode>_dm): Likewise.
8823 (unpack<mode>_nodm): Likewise.
8824 (pack<mode>): Likewise.
8826 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
8827 built-in functions to pack/unpack explicit __ibm128 values.
8828 (__builtin_unpack_ibm128): Likewise.
8830 * doc/extend.texi (PowerPC Built-in Functions): Document
8831 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
8833 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
8836 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
8837 Add new arg loc and pass it down as context.
8838 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
8839 to the location to use for the warning.
8840 (check_function_arguments): New arg loc. All callers changed. Pass
8841 it to check_function_nonnull.
8842 * c-common.h (check_function_arguments): Adjust declaration.
8844 2016-01-13 Jakub Jelinek <jakub@redhat.com>
8846 PR tree-optimization/69156
8847 * gimple.c (validate_type): Removed.
8848 (gimple_builtin_call_types_compatible_p): Use
8849 useless_type_conversion_p instead of validate_type.
8850 * value-prof.c (gimple_stringop_fixed_value): Fold
8851 icall_size to correct type.
8853 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
8855 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
8858 2016-01-13 Richard Henderson <rth@redhat.com>
8861 * target.def (builtin_tm_load, builtin_tm_store): Remove.
8862 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
8863 (ix86_builtin_tm_store): Remove.
8864 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8865 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8866 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
8867 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
8868 * doc/tm.texi: Rebuild.
8870 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
8871 (BUILT_IN_TM_MEMCPY_RTWN): New.
8872 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
8873 fallback from vector to integer helpers.
8874 (build_tm_load): Handle vector types directly, instead of
8876 (build_tm_store): Likewise.
8877 (expand_assign_tm): Prepare for register types not handled by
8878 the above. Copy them to memory and use memcpy.
8879 * tree.c (tm_define_builtin): New.
8880 (find_tm_vector_type): New.
8881 (build_tm_vector_builtins): New.
8882 (build_common_builtin_nodes): Call it.
8884 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
8886 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
8887 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
8889 2016-01-13 Tom de Vries <tom@codesourcery.com>
8891 PR tree-optimization/69169
8892 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
8893 handled_struct_type param.
8894 (create_variable_info_for, intra_create_variable_infos): Call
8895 create_variable_info_for_1 with extra arg.
8897 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
8899 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
8900 and "armv8.1-a+crc" entries.
8902 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
8905 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
8906 Change first operand predicate from register_or_constm1_operand
8907 to register_operand.
8908 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
8909 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
8910 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
8911 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
8912 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
8913 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
8914 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
8915 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
8916 comparison with constm1_rtx from vec_prefetch_gen part.
8918 2016-01-13 Richard Biener <rguenther@suse.de>
8920 PR tree-optimization/69013
8921 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
8922 Exchange assert for a test.
8924 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8927 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
8929 2016-01-13 Richard Biener <rguenther@suse.de>
8931 PR tree-optimization/69242
8932 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
8933 assert with a check.
8935 2016-01-13 Richard Biener <rguenther@suse.de>
8937 PR tree-optimization/69186
8938 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
8939 Properly guard vect_update_misalignment_for_peel call.
8941 2016-01-12 Jeff Law <law@redhat.com>
8943 PR tree-optimization/pr67755
8944 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
8945 "need_profile_correction".
8946 (thread_block_1): Initialize new field to false by default. If we
8947 have multiple thread paths through a common joiner to different
8948 final targets, then set new field to true.
8949 (compute_path_counts): Only do count adjustment when it's really
8952 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8954 * doc/invoke.texi (Spec Files): Move section down in file, past
8955 all command-line option descriptions.
8957 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8960 * doc/gty.texi: Remove documentation of mark_hook.
8961 * gengtype.c (struct write_types_data): Remove code to support
8962 mark_hook attribute.
8963 (walk_type): Likewise.
8964 (write_func_for_structure): Likewise.
8966 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8968 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
8969 Directory Options, and -specs= to Overall Options.
8970 (Overall Options): Adjust similarly. Reorder to group related
8971 options together. Make -specs= cross-reference the spec file details.
8972 (Directory Options): Adjust similarly.
8974 2016-01-12 Jeff Law <law@redhat.com>
8976 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
8978 2016-01-12 Olivier Hainque <hainque@adacore.com>
8980 * gcc.c (spec_undefvar_allowed): New global.
8981 (process_command): Set to true when running for --version or --help,
8983 (getenv_spec_function): When the variable is not defined, use the
8984 variable name as the variable value if we're allowed not to issue
8987 2016-01-12 Bin Cheng <bin.cheng@arm.com>
8989 PR tree-optimization/68911
8990 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
8991 information computed for expression "init + nit * step".
8993 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
8995 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
8996 about name of GCC executable. Remove deleted node from menu.
8997 (Directory Options) <-B>: Remove cross-reference to deleted node.
8998 (Target Options): Delete section.
9000 2016-01-12 Christian Bruel <christian.bruel@st.com>
9003 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
9004 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
9006 2016-01-12 Jakub Jelinek <jakub@redhat.com>
9009 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
9010 aligned_mem is properly set for AVX512-VL floating point masked
9014 * ifcvt.c (cond_exec_process_if_block): When removing the last
9015 insn from then_bb, remove also any possible barriers that follow it.
9017 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
9021 * config/i386/iamcu.h (SIZE_TYPE): New macro.
9022 (PTRDIFF_TYPE): Likewise.
9023 (WCHAR_TYPE): Likewise.
9024 (WCHAR_TYPE_SIZE): Likewise.
9025 (STDINT_LONG32): Likewise.
9027 2016-01-12 Richard Biener <rguenther@suse.de>
9029 PR tree-optimization/69053
9030 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
9031 convert initial value for cond reductions.
9033 2016-01-12 Richard Biener <rguenther@suse.de>
9035 PR tree-optimization/69007
9036 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
9037 widen_sum after dot_prod and sad.
9039 2016-01-12 Richard Biener <rguenther@suse.de>
9041 PR tree-optimization/69168
9042 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
9043 pattern stmt SLP type.
9044 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
9045 end up unused so cope with that case.
9047 2016-01-12 Richard Biener <rguenther@suse.de>
9049 PR tree-optimization/69157
9050 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
9051 stmts def type only during analyze phase.
9052 (vectorizable_call): Likewise.
9053 (vectorizable_simd_clone_call): Likewise.
9054 (vectorizable_conversion): Likewise.
9055 (vectorizable_assignment): Likewise.
9056 (vectorizable_shift): Likewise.
9057 (vectorizable_operation): Likewise.
9058 (vectorizable_store): Likewise.
9059 (vectorizable_load): Likewise.
9061 2016-01-12 Richard Biener <rguenther@suse.de>
9063 PR tree-optimization/69174
9064 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
9066 (vectorizable_load): Properly compute the number of loads needed
9067 for permuted strided SLP loads and do not spuriously assign
9068 to SLP_TREE_VEC_STMTS.
9070 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
9072 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
9073 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
9074 (MD_EXEC_PREFIX): Remove.
9075 (MD_STARTFILE_PREFIX) Removee.
9076 (FILE_NAME_ABSOLUTE_P): Remove.
9077 (CPP_SPEC): Do not read macros from sys/version.h.
9078 (LINK_COMMAND_SPEC): Remove.
9079 (LOCAL_INCLUDE_DIR): Remove.
9080 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
9081 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
9082 (POST_LINK_SPEC): Define to invoke stubify after linker
9083 (LIBSTDCXX): Remove define
9084 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
9085 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
9086 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
9087 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
9088 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
9089 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
9090 (i386_djgpp_asm_named_section): Add propotype of new procedure
9092 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
9093 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
9094 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
9095 in config/i386/djgpp.h).
9096 (STANDARD_STARTFILE_PREFIX_2): Define identical to
9097 STANDARD_STARTFILE_PREFIX_1.
9098 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
9099 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
9100 installation errors.
9101 (MAX_OFILE_ALIGNMENT): Define to 128.
9102 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
9104 * config/i386/djgpp.c: New file. Add implementation of
9105 i386_djgpp_asm_named_section.
9107 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
9109 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
9110 Add rule for building djgpp.o.
9112 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9114 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
9115 (rtx_is_swappable_p): Reductions are swappable.
9116 (insn_is_swappable_p): V2DF reductions are swappable.
9118 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
9120 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
9121 reloads for other unsupported memory operands.
9123 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9124 Jim Wilson <jim.wilson@linaro.org>
9127 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
9128 copy_to_mode_reg instead of force_reg.
9130 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9133 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
9134 TARGET_80387 is true.
9136 2016-01-11 Jakub Jelinek <jakub@redhat.com>
9139 * lra-eliminations.c (move_plus_up): Only move plus up
9140 if subreg of the constant can be simplified into constant
9141 and use the simplified subreg of the constant instead of
9142 the original constant.
9144 * fold-const.c (fold_convertible_p): Don't return true
9145 for conversion of VECTOR_TYPE to same sized integral type.
9146 (fold_convert_loc): Fix up formatting. Fold conversion of
9147 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
9148 instead of NOP_EXPR.
9150 PR tree-optimization/69214
9151 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
9152 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
9155 PR tree-optimization/69207
9156 * tree-vect-slp.c (vect_get_constant_vectors): For
9157 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
9158 fold_convertible_p to vector_type's element type, and always
9159 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
9161 2016-01-11 Richard Biener <rguenther@suse.de>
9163 PR tree-optimization/69173
9164 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
9165 fixup the cycle if all stmts are in a pattern.
9167 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
9170 * alias.c (base_alias_check): Move check for addresses with
9171 alignment ANDs before the call for compare_base_decls.
9172 (memrefs_conflict_p): Return -1 for different decls
9173 that went through alignment adjustments.
9175 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9177 PR rtl-optimization/68796
9178 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
9179 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
9180 and QImode comparisons against zero with CC_NZmode.
9181 * config/aarch64/iterators.md (short_mask): New mode_attr.
9183 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
9185 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
9186 (<avx512>_store<mode>_mask): Likewise.
9188 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
9189 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9191 PR rtl-optimization/68841
9192 * ifcvt.c (struct noce_if_info): Add orig_x field.
9193 (bbs_ok_for_cmove_arith): Add to_rename parameter.
9194 Don't record conflicts on to_rename if it's present.
9195 Allow memory destinations in sets.
9196 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
9197 blocks, passing orig_x to the checks.
9198 (noce_process_if_block): Set if_info->orig_x appropriately.
9200 2016-01-11 Tom de Vries <tom@codesourcery.com>
9202 PR tree-optimization/69069
9203 * tree-parloops.c (create_parallel_loop): Add missing phi args.
9205 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
9207 PR rtl-optimization/68920
9208 * config/i386/i386.c (ix86_option_override_internal): Restrict number
9209 of conditional moves for RTL if-conversion to 1 for
9210 TARGET_ONE_IF_CONV_INSN.
9211 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
9212 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
9213 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
9214 parameter to restirct number of conditional moves for
9216 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
9217 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
9220 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
9223 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
9224 onepart vars. Fix typo in comment. Fix reversed condition in
9226 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
9229 * var-tracking.c (dump_onepart_variable_differences): New.
9230 (dataflow_set_different): If a detailed dump is requested,
9231 delay early returns and dump differences between onepart
9232 variables present before and after, and added variables.
9234 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9237 * expr.c (expand_expr_real_1): For boolean vector constants
9238 with a scalar mode use const_scalar_mask_from_tree.
9239 (const_scalar_mask_from_tree): New.
9240 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
9241 assigned to a mask type to handle constants.
9243 2016-01-11 Martin Jambor <mjambor@suse.cz>
9246 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
9247 useless parameters if we cannot change function signature.
9249 2016-01-11 Martin Jambor <mjambor@suse.cz>
9252 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
9255 2016-01-11 Tom de Vries <tom@codesourcery.com>
9257 PR tree-optimization/69109
9258 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
9261 2016-01-11 Tom de Vries <tom@codesourcery.com>
9263 PR tree-optimization/69108
9264 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
9265 res is not used in a phi.
9267 2016-01-11 Yury Gribov <y.gribov@samsung.com>
9270 * common.opt (frandom-seed): Fix parameter name.
9271 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
9273 2016-01-11 Tom de Vries <tom@codesourcery.com>
9275 PR tree-optimization/69058
9276 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
9279 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
9281 * config/arc/arc.opt (mdiv-rem): Add period to the end.
9282 (mcode-density): Likewise.
9284 2016-01-10 Tom de Vries <tom@codesourcery.com>
9286 PR tree-optimization/69062
9287 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
9288 (parallelize_loops): Don't paralelize loop that has phi with address
9291 2016-01-10 Tom de Vries <tom@codesourcery.com>
9293 PR tree-optimization/69039
9294 * tree-parloops.c (try_create_reduction_list): Only allow single exit
9297 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
9300 * match.pd: Require target has function_c99_misc before doing
9301 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
9303 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
9305 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
9307 * configure: Regenerate.
9309 2016-01-09 Jakub Jelinek <jakub@redhat.com>
9312 PR tree-optimization/69097
9313 * fold-const.h (expr_not_equal_to): New prototype.
9314 * fold-const.c: Include stringpool.h and tree-ssanames.h.
9315 (expr_not_equal_to): New function.
9316 * match.pd (X % -Y is the same as X % Y): Don't optimize
9317 unless X is known not to be equal to minimum or Y is known
9318 not to be equal to -1.
9319 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
9320 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
9321 (simplify_stmt_using_ranges): Adjust caller.
9322 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
9323 substitute_and_fold.
9325 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
9327 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
9330 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9332 PR tree-optimization/69167
9333 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
9334 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
9336 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
9338 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9339 Richard Biener <rguenther@suse.de>
9341 PR tree-optimization/68707
9342 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
9343 instances that can be handled via vect_load_lanes.
9345 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
9347 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
9348 if we can't determine address equivalence.
9349 * alias.c (compare_base_decl): Update for changed return value of
9350 symtab_node::equal_address_to.
9352 2016-01-08 Jason Merrill <jason@redhat.com>
9356 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
9357 * expr.c (store_field): Not here.
9358 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
9359 call with TREE_ADDRESSABLE type.
9360 * tree-cfg.c (verify_gimple_call): Adjust.
9362 2016-01-08 Olivier Hainque <hainque@adacore.com>
9364 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
9367 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
9369 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
9370 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
9371 (reduc_smin_v2sf): Rename to...
9372 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
9373 (reduc_splus_v2sf): Rename to...
9374 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
9376 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9378 PR tree-optimization/69162
9379 * gimplify.c (gimplify_va_arg_expr): Encode original type of
9380 valist argument in another argument.
9381 (gimplify_modify_expr): Adjust for the above change. Cleanup.
9382 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
9383 to determine the va_list type, build a MEM_REF instead of
9384 build_fold_indirect_ref.
9386 PR tree-optimization/69172
9387 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
9390 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
9392 PR tree-optimization/67781
9393 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
9394 and cmpnop in two steps: first the ones not accessed in original
9395 gimple expression in a endian independent way and then the ones not
9396 accessed in the final result in an endian-specific way.
9398 2016-01-08 Jakub Jelinek <jakub@redhat.com>
9400 PR tree-optimization/69083
9401 * tree-vect-slp.c (vect_get_constant_vectors): For
9402 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
9403 element type. If op is fold_convertible_p to vector_type's element
9404 type, use NOP_EXPR instead of VCE.
9406 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
9408 PR rtl-optimization/67778
9409 PR rtl-optimization/68634
9410 PR rtl-optimization/68909
9411 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
9412 block from the stack until done with it. Remove a superfluous
9413 bitmap set. Remove a superfluous bitmap test.
9415 2016-01-07 Martin Sebor <msebor@redhat.com>
9418 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
9419 constraint on the type of arguments.
9421 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
9423 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
9424 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
9425 unaligned_access on the gcc_options set.
9426 * config/arm/arm.c (arm_option_override_internal): Use
9427 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
9429 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9432 * config/i386/i386.c (ix86_frame_pointer_required): Enable
9433 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
9435 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
9438 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9442 depending on frame_pointer_needed before remaining integer and SSE
9443 registers are saved.
9445 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
9448 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
9450 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
9453 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
9454 Use the "xBm" constraint.
9455 (float<sseintvecmodelower><mode>2<mask_name><round_name):
9457 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
9458 (sse_cvtsi2ssq<round_name>): Likewise.
9459 (sse_cvtss2si<round_name>): Likewise.
9460 (sse_cvtss2siq<round_name>): Likewise.
9461 (sse2_cvtsi2sdq<round_name>): Likewise.
9462 (sse2_cvtsd2si<round_name>): Likewise.
9463 (sse2_cvtsd2siq<round_name>): Likewise.
9464 * config/i386/subst.md (round_nimm_scalar_predicate): New
9467 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
9470 * varasm.c (make_decl_rtl): Mark invalid register vars as
9473 PR rtl-optimization/66206
9474 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
9475 All callers changed.
9477 2016-01-07 Jakub Jelinek <jakub@redhat.com>
9479 PR tree-optimization/69141
9480 * tree-ssa-pre.c: Include langhooks.h.
9481 (eliminate_dom_walker::before_dom_children): Use
9482 lang_hooks.decl_printable_name instead of
9483 cgraph_node::get ()->name ().
9486 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
9487 it and DECL_ALIGN too.
9489 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
9491 * config/mips/mips-ftypes.def: Sort to lexicographical order.
9493 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
9496 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
9497 depending on frame_pointer_needed before remaining integer and SSE
9498 registers are saved.
9500 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9502 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
9503 mode iterator with VSX_M2.
9504 (*p9_vecstore_<mode>): Likewise.
9505 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
9506 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
9507 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
9508 (define_split for VSX_LE128 stores): Likewise.
9509 (define_peephole2 for TImode LE swaps): Likewise.
9510 (define_split for VSX_LE128 post-reload stores): Likewise.
9512 2016-01-06 Marek Polacek <polacek@redhat.com>
9515 * convert.c (convert_to_integer_1): Adjust call to
9516 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
9517 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
9518 EXPR instead of ARG.
9519 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
9521 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9524 * doc/extend.texi (RL78 Variable Attributes): New section.
9526 2016-01-05 Marek Polacek <polacek@redhat.com>
9529 * builtins.c (get_memmodel): Use expansion point location rather than
9530 the input location. Call warning_at rather than warning.
9531 (expand_builtin_atomic_compare_exchange): Likewise.
9532 (expand_builtin_atomic_load): Likewise.
9533 (expand_builtin_atomic_store): Likewise.
9534 (expand_builtin_atomic_clear): Likewise.
9536 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9539 * config/i386/i386.c (ix86_expand_vector_logical_operator):
9540 Replace nonimmediate_operand with vector_operand.
9541 * config/i386/predicates.md (vector_operand): New predicate.
9542 (general_vector_operand): Replace nonimmediate_operand with
9544 * config/i386/sse.md: Replace nonimmediate_operand with
9545 vector_operand and m constraint with Bm constraint on SSE
9546 patterns with 16-byte memory operand.
9547 * config/i386/subst.md (round_nimm_predicate): Replace
9548 nonimmediate_operand with vector_operand.
9549 (round_saeonly_nimm_predicate): Likewise.
9550 (round_saeonly_nimm_scalar_predicate): New.
9552 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
9555 * config/i386/constraints.md (Bm): New constraint.
9556 * config/i386/predicates.md (vector_memory_operand): New
9558 * config/i386/sse.md: Replace xm with xBm in plusminus and
9561 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9564 * doc/extend.texi (V850 Function Attributes): New section.
9565 (V850 Variable Attributes): New section.
9567 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
9570 * doc/extend.texi (MicroBlaze Function Attributes): Document
9571 interrupt_handler and fast_interrupt attributes.
9573 2016-01-05 Sergei Trofimovich <siarheit@google.com>
9576 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
9577 for local symbolic operands.
9578 * config/ia64/predicates.md (local_symbolic_operand64): New
9581 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9583 PR rtl-optimization/68651
9584 * combine.c (combine_simplify_rtx): Canonicalize x + x into
9587 2016-01-05 Nathan Sidwell <nathan@acm.org>
9589 * alias.c (compare_base_decls): Use symtab_node::get.
9591 2016-01-05 Nick Clifton <nickc@redhat.com>
9594 * ira-costs.c (copy_cost): Initialise the t_icode field of the
9595 secondary_reload_info structure.
9598 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
9599 decls if weak support is available.
9601 2016-01-04 Martin Sebor <msebor@redhat.com>
9603 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
9605 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9607 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9608 OPTION_MASK_P9_DFORM.
9610 * config/rs6000/constraints.md (wo constraint): New constraint for
9613 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
9615 (rs6000_init_hard_regno_mode_ok): Likewise.
9617 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
9620 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
9621 expanders not to have constraints. Add support for ISA 3.0 xxperm
9622 instruction. Add support for fusing xxlor with xxperm.
9623 (altivec_vperm_<mode>_internal): Likewise.
9624 (altivec_vperm_v8hiv16qi): Likewise.
9625 (altivec_vperm_<mode>v16q): Likewise.
9626 (altivec_vperm_<mode>_uns): Likewise.
9627 (vperm_v8hiv4si): Likewise.
9628 (vperm_v16qiv8hi): Likewise.
9630 * doc/md.texi (RS/6000 constraints): Document wo constraint.
9632 2016-01-04 Jakub Jelinek <jakub@redhat.com>
9634 Update copyright years.
9636 * gcc.c (process_command): Update copyright notice dates.
9637 * gcov-dump.c (print_version): Ditto.
9638 * gcov.c (print_version): Ditto.
9639 * gcov-tool.c (print_version): Ditto.
9640 * gengtype.c (create_file): Ditto.
9641 * doc/cpp.texi: Bump @copying's copyright year.
9642 * doc/cppinternals.texi: Ditto.
9643 * doc/gcc.texi: Ditto.
9644 * doc/gccint.texi: Ditto.
9645 * doc/gcov.texi: Ditto.
9646 * doc/install.texi: Ditto.
9647 * doc/invoke.texi: Ditto.
9649 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9651 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
9652 modes larger than TImode as TImode if NEON is not enabled.
9654 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9657 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
9658 mode for %f0-%f31 only if TARGET_FPU.
9660 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
9663 * config/sparc/sparc.c (scan_record_type): Take into account subfields
9664 to compute the PACKED_P predicate.
9665 (function_arg_record_value): Minor tweaks.
9667 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9669 * doc/install.texi (--with-multilib-list): Describe the meaning of the
9670 option for arm*-*-* targets.
9672 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
9674 * doc/extend.texi (Common Function Attributes): Move docs for
9675 MSP430-specific attributes to....
9676 (MSP430 Function Attributes): ...here. Delete the redundant
9677 entries and copy-edit the remaining text.
9678 (MSP430 Variable Attributes): Use uniform format for index
9679 entries and add a cross-reference to the corresponding function
9682 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
9684 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
9686 (x86 Options): Likewise.
9688 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9692 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
9693 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
9694 to corresponding attribute.
9696 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
9698 * doc/extend.texi (Common Function Attributes) <noplt>: Move
9699 to correct alphabetization of table. Copy-edit and correct
9701 <stack_protect>: Likewise.
9702 <target_clones>: Likewise.
9704 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
9705 Correct punctuation.
9706 (Code Gen Options) <-fno-plt>: Copy-edit.
9708 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
9711 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
9712 SI values. Explicitly convert SI to DI and vice-versa.
9714 2016-01-01 Jakub Jelinek <jakub@redhat.com>
9716 PR tree-optimization/69070
9717 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
9718 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
9721 * ubsan.c (ubsan_instrument_float_cast): Call
9722 initialize_sanitizer_builtins.
9725 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
9727 Copyright (C) 2016 Free Software Foundation, Inc.
9729 Copying and distribution of this file, with or without modification,
9730 are permitted in any medium without royalty provided the copyright
9731 notice and this notice are preserved.